Home / 125,124.53-187,697.18-40,882.91

Finding the Fourth Proportional to 125,124.53, 187,697.18 and 40,882.91

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Solution

The fourth proportional to 125,124.53, 187,697.18 and 40,882.91 is: 61,327.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,124.53 : 187,697.18 = 40,882.91 : x
  2. Step 2: Convert to fraction form
    125,124.53/187,697.18 = 40,882.91/x
  3. Step 3: Cross multiply
    125,124.53x = 187,697.18 × 40,882.91
  4. Step 4: Simplify right side
    125,124.53x = 7,673,606,080.92
  5. Step 5: Solve for x
    x = 7,673,606,080.92/125,124.53
  6. Step 6: Final answer
    x = 61,327.75

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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.