Home / 165,966.30-248,949.45-113,478.30

Finding the Fourth Proportional to 165,966.30, 248,949.45 and 113,478.30

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Solution

The fourth proportional to 165,966.30, 248,949.45 and 113,478.30 is: 170,217.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,966.30 : 248,949.45 = 113,478.30 : x
  2. Step 2: Convert to fraction form
    165,966.30/248,949.45 = 113,478.30/x
  3. Step 3: Cross multiply
    165,966.30x = 248,949.45 × 113,478.30
  4. Step 4: Simplify right side
    165,966.30x = 28,250,360,371.94
  5. Step 5: Solve for x
    x = 28,250,360,371.94/165,966.30
  6. Step 6: Final answer
    x = 170,217.45

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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.