Home / 87,604.07-130,926.01-63,961.42

Finding the Fourth Proportional to 87,604.07, 130,926.01 and 63,961.42

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Solution

The fourth proportional to 87,604.07, 130,926.01 and 63,961.42 is: 95,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,604.07 : 130,926.01 = 63,961.42 : x
  2. Step 2: Convert to fraction form
    87,604.07/130,926.01 = 63,961.42/x
  3. Step 3: Cross multiply
    87,604.07x = 130,926.01 × 63,961.42
  4. Step 4: Simplify right side
    87,604.07x = 8,374,213,514.53
  5. Step 5: Solve for x
    x = 8,374,213,514.53/87,604.07
  6. Step 6: Final answer
    x = 95,591.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.