Home / 95,285.25-131,472.47-54,990.48

Finding the Fourth Proportional to 95,285.25, 131,472.47 and 54,990.48

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Solution

The fourth proportional to 95,285.25, 131,472.47 and 54,990.48 is: 75,874.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,285.25 : 131,472.47 = 54,990.48 : x
  2. Step 2: Convert to fraction form
    95,285.25/131,472.47 = 54,990.48/x
  3. Step 3: Cross multiply
    95,285.25x = 131,472.47 × 54,990.48
  4. Step 4: Simplify right side
    95,285.25x = 7,229,733,957.13
  5. Step 5: Solve for x
    x = 7,229,733,957.13/95,285.25
  6. Step 6: Final answer
    x = 75,874.64

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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.