Home / 113,249,999.20-169,874,998.80-62,112,258.40

Finding the Fourth Proportional to 113,249,999.20, 169,874,998.80 and 62,112,258.40

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Solution

The fourth proportional to 113,249,999.20, 169,874,998.80 and 62,112,258.40 is: 93,168,387.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,249,999.20 : 169,874,998.80 = 62,112,258.40 : x
  2. Step 2: Convert to fraction form
    113,249,999.20/169,874,998.80 = 62,112,258.40/x
  3. Step 3: Cross multiply
    113,249,999.20x = 169,874,998.80 × 62,112,258.40
  4. Step 4: Simplify right side
    113,249,999.20x = 10,551,319,821,165,290
  5. Step 5: Solve for x
    x = 10,551,319,821,165,290/113,249,999.20
  6. Step 6: Final answer
    x = 93,168,387.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.