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Finding the Fourth Proportional to 157,401.90, 236,160.45 and 63,917.10

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Solution

The fourth proportional to 157,401.90, 236,160.45 and 63,917.10 is: 95,899.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,401.90 : 236,160.45 = 63,917.10 : x
  2. Step 2: Convert to fraction form
    157,401.90/236,160.45 = 63,917.10/x
  3. Step 3: Cross multiply
    157,401.90x = 236,160.45 × 63,917.10
  4. Step 4: Simplify right side
    157,401.90x = 15,094,691,098.70
  5. Step 5: Solve for x
    x = 15,094,691,098.70/157,401.90
  6. Step 6: Final answer
    x = 95,899.04

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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.