Home / 95,157.10-131,330.78-54,862.98

Finding the Fourth Proportional to 95,157.10, 131,330.78 and 54,862.98

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Solution

The fourth proportional to 95,157.10, 131,330.78 and 54,862.98 is: 75,718.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,157.10 : 131,330.78 = 54,862.98 : x
  2. Step 2: Convert to fraction form
    95,157.10/131,330.78 = 54,862.98/x
  3. Step 3: Cross multiply
    95,157.10x = 131,330.78 × 54,862.98
  4. Step 4: Simplify right side
    95,157.10x = 7,205,197,956.52
  5. Step 5: Solve for x
    x = 7,205,197,956.52/95,157.10
  6. Step 6: Final answer
    x = 75,718.97

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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.