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Finding the Fourth Proportional to 157,411.90, 236,175.45 and 63,927.10

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Solution

The fourth proportional to 157,411.90, 236,175.45 and 63,927.10 is: 95,914.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    157,411.90 : 236,175.45 = 63,927.10 : x
  2. Step 2: Convert to fraction form
    157,411.90/236,175.45 = 63,927.10/x
  3. Step 3: Cross multiply
    157,411.90x = 236,175.45 × 63,927.10
  4. Step 4: Simplify right side
    157,411.90x = 15,098,011,609.70
  5. Step 5: Solve for x
    x = 15,098,011,609.70/157,411.90
  6. Step 6: Final answer
    x = 95,914.04

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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.