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Finding the Fourth Proportional to 162,706.52, 224,557.41 and 98,179.09

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Solution

The fourth proportional to 162,706.52, 224,557.41 and 98,179.09 is: 135,500.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    162,706.52 : 224,557.41 = 98,179.09 : x
  2. Step 2: Convert to fraction form
    162,706.52/224,557.41 = 98,179.09/x
  3. Step 3: Cross multiply
    162,706.52x = 224,557.41 × 98,179.09
  4. Step 4: Simplify right side
    162,706.52x = 22,046,841,973.34
  5. Step 5: Solve for x
    x = 22,046,841,973.34/162,706.52
  6. Step 6: Final answer
    x = 135,500.66

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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.