Home / 94,728.71-141,992.95-31,531.97

Finding the Fourth Proportional to 94,728.71, 141,992.95 and 31,531.97

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Solution

The fourth proportional to 94,728.71, 141,992.95 and 31,531.97 is: 47,264.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,728.71 : 141,992.95 = 31,531.97 : x
  2. Step 2: Convert to fraction form
    94,728.71/141,992.95 = 31,531.97/x
  3. Step 3: Cross multiply
    94,728.71x = 141,992.95 × 31,531.97
  4. Step 4: Simplify right side
    94,728.71x = 4,477,317,439.61
  5. Step 5: Solve for x
    x = 4,477,317,439.61/94,728.71
  6. Step 6: Final answer
    x = 47,264.63

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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.