Home / 125,281.27-187,832.62-58,685.07

Finding the Fourth Proportional to 125,281.27, 187,832.62 and 58,685.07

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Solution

The fourth proportional to 125,281.27, 187,832.62 and 58,685.07 is: 87,985.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,281.27 : 187,832.62 = 58,685.07 : x
  2. Step 2: Convert to fraction form
    125,281.27/187,832.62 = 58,685.07/x
  3. Step 3: Cross multiply
    125,281.27x = 187,832.62 × 58,685.07
  4. Step 4: Simplify right side
    125,281.27x = 11,022,969,645.87
  5. Step 5: Solve for x
    x = 11,022,969,645.87/125,281.27
  6. Step 6: Final answer
    x = 87,985.78

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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.