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Finding the Fourth Proportional to 71,753.48, 98,963.70 and 46,611.08

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Solution

The fourth proportional to 71,753.48, 98,963.70 and 46,611.08 is: 64,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,753.48 : 98,963.70 = 46,611.08 : x
  2. Step 2: Convert to fraction form
    71,753.48/98,963.70 = 46,611.08/x
  3. Step 3: Cross multiply
    71,753.48x = 98,963.70 × 46,611.08
  4. Step 4: Simplify right side
    71,753.48x = 4,612,804,937.80
  5. Step 5: Solve for x
    x = 4,612,804,937.80/71,753.48
  6. Step 6: Final answer
    x = 64,286.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.