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Finding the Fourth Proportional to 178,607.29, 267,910.93 and 53,948.29

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Solution

The fourth proportional to 178,607.29, 267,910.93 and 53,948.29 is: 80,922.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,607.29 : 267,910.93 = 53,948.29 : x
  2. Step 2: Convert to fraction form
    178,607.29/267,910.93 = 53,948.29/x
  3. Step 3: Cross multiply
    178,607.29x = 267,910.93 × 53,948.29
  4. Step 4: Simplify right side
    178,607.29x = 14,453,336,545.81
  5. Step 5: Solve for x
    x = 14,453,336,545.81/178,607.29
  6. Step 6: Final answer
    x = 80,922.43

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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.