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Finding the Fourth Proportional to 94,572.91, 141,893.25 and 40,514.92

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Solution

The fourth proportional to 94,572.91, 141,893.25 and 40,514.92 is: 60,786.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,572.91 : 141,893.25 = 40,514.92 : x
  2. Step 2: Convert to fraction form
    94,572.91/141,893.25 = 40,514.92/x
  3. Step 3: Cross multiply
    94,572.91x = 141,893.25 × 40,514.92
  4. Step 4: Simplify right side
    94,572.91x = 5,748,792,760.25
  5. Step 5: Solve for x
    x = 5,748,792,760.25/94,572.91
  6. Step 6: Final answer
    x = 60,786.89

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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.