Home / 95,142.60-142,520.13-45,070.92

Finding the Fourth Proportional to 95,142.60, 142,520.13 and 45,070.92

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Solution

The fourth proportional to 95,142.60, 142,520.13 and 45,070.92 is: 67,514.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,142.60 : 142,520.13 = 45,070.92 : x
  2. Step 2: Convert to fraction form
    95,142.60/142,520.13 = 45,070.92/x
  3. Step 3: Cross multiply
    95,142.60x = 142,520.13 × 45,070.92
  4. Step 4: Simplify right side
    95,142.60x = 6,423,513,377.62
  5. Step 5: Solve for x
    x = 6,423,513,377.62/95,142.60
  6. Step 6: Final answer
    x = 67,514.59

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1.5x scale

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.