Home / 72,158,048.40-108,111,101.40-62,080,352.40

Finding the Fourth Proportional to 72,158,048.40, 108,111,101.40 and 62,080,352.40

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Solution

The fourth proportional to 72,158,048.40, 108,111,101.40 and 62,080,352.40 is: 93,012,150.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,158,048.40 : 108,111,101.40 = 62,080,352.40 : x
  2. Step 2: Convert to fraction form
    72,158,048.40/108,111,101.40 = 62,080,352.40/x
  3. Step 3: Cross multiply
    72,158,048.40x = 108,111,101.40 × 62,080,352.40
  4. Step 4: Simplify right side
    72,158,048.40x = 6,711,575,273,264,134
  5. Step 5: Solve for x
    x = 6,711,575,273,264,134/72,158,048.40
  6. Step 6: Final answer
    x = 93,012,150.72

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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.