Home / 178,386.52-267,545.70-89,615.38

Finding the Fourth Proportional to 178,386.52, 267,545.70 and 89,615.38

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Solution

The fourth proportional to 178,386.52, 267,545.70 and 89,615.38 is: 134,405.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,386.52 : 267,545.70 = 89,615.38 : x
  2. Step 2: Convert to fraction form
    178,386.52/267,545.70 = 89,615.38/x
  3. Step 3: Cross multiply
    178,386.52x = 267,545.70 × 89,615.38
  4. Step 4: Simplify right side
    178,386.52x = 23,976,209,572.87
  5. Step 5: Solve for x
    x = 23,976,209,572.87/178,386.52
  6. Step 6: Final answer
    x = 134,405.95

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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.