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Finding the Fourth Proportional to 63,737.12, 95,514.78 and 46,965.28

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Solution

The fourth proportional to 63,737.12, 95,514.78 and 46,965.28 is: 70,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,737.12 : 95,514.78 = 46,965.28 : x
  2. Step 2: Convert to fraction form
    63,737.12/95,514.78 = 46,965.28/x
  3. Step 3: Cross multiply
    63,737.12x = 95,514.78 × 46,965.28
  4. Step 4: Simplify right side
    63,737.12x = 4,485,878,386.84
  5. Step 5: Solve for x
    x = 4,485,878,386.84/63,737.12
  6. Step 6: Final answer
    x = 70,380.94

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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.