Home / 117,712.02-176,572.66-61,513.95

Finding the Fourth Proportional to 117,712.02, 176,572.66 and 61,513.95

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Solution

The fourth proportional to 117,712.02, 176,572.66 and 61,513.95 is: 92,273.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,712.02 : 176,572.66 = 61,513.95 : x
  2. Step 2: Convert to fraction form
    117,712.02/176,572.66 = 61,513.95/x
  3. Step 3: Cross multiply
    117,712.02x = 176,572.66 × 61,513.95
  4. Step 4: Simplify right side
    117,712.02x = 10,861,681,778.61
  5. Step 5: Solve for x
    x = 10,861,681,778.61/117,712.02
  6. Step 6: Final answer
    x = 92,273.34

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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.