Home / 94,702.31-141,953.61-31,505.55

Finding the Fourth Proportional to 94,702.31, 141,953.61 and 31,505.55

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Solution

The fourth proportional to 94,702.31, 141,953.61 and 31,505.55 is: 47,225.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,702.31 : 141,953.61 = 31,505.55 : x
  2. Step 2: Convert to fraction form
    94,702.31/141,953.61 = 31,505.55/x
  3. Step 3: Cross multiply
    94,702.31x = 141,953.61 × 31,505.55
  4. Step 4: Simplify right side
    94,702.31x = 4,472,326,400.01
  5. Step 5: Solve for x
    x = 4,472,326,400.01/94,702.31
  6. Step 6: Final answer
    x = 47,225.10

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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.