Home / 95,143.38-131,358.40-59,385.93

Finding the Fourth Proportional to 95,143.38, 131,358.40 and 59,385.93

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Solution

The fourth proportional to 95,143.38, 131,358.40 and 59,385.93 is: 81,990.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,143.38 : 131,358.40 = 59,385.93 : x
  2. Step 2: Convert to fraction form
    95,143.38/131,358.40 = 59,385.93/x
  3. Step 3: Cross multiply
    95,143.38x = 131,358.40 × 59,385.93
  4. Step 4: Simplify right side
    95,143.38x = 7,800,841,131.08
  5. Step 5: Solve for x
    x = 7,800,841,131.08/95,143.38
  6. Step 6: Final answer
    x = 81,990.37

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1.5x scale

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.