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Finding the Fourth Proportional to 162,695.56, 224,404.14 and 149,310.04

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Solution

The fourth proportional to 162,695.56, 224,404.14 and 149,310.04 is: 205,941.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,695.56 : 224,404.14 = 149,310.04 : x
  2. Step 2: Convert to fraction form
    162,695.56/224,404.14 = 149,310.04/x
  3. Step 3: Cross multiply
    162,695.56x = 224,404.14 × 149,310.04
  4. Step 4: Simplify right side
    162,695.56x = 33,505,791,119.57
  5. Step 5: Solve for x
    x = 33,505,791,119.57/162,695.56
  6. Step 6: Final answer
    x = 205,941.64

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.