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Finding the Fourth Proportional to 94,572.54, 141,892.68 and 40,514.54

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Solution

The fourth proportional to 94,572.54, 141,892.68 and 40,514.54 is: 60,786.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,572.54 : 141,892.68 = 40,514.54 : x
  2. Step 2: Convert to fraction form
    94,572.54/141,892.68 = 40,514.54/x
  3. Step 3: Cross multiply
    94,572.54x = 141,892.68 × 40,514.54
  4. Step 4: Simplify right side
    94,572.54x = 5,748,716,659.57
  5. Step 5: Solve for x
    x = 5,748,716,659.57/94,572.54
  6. Step 6: Final answer
    x = 60,786.32

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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.