Home / 125,165.03-187,759.08-40,925.61

Finding the Fourth Proportional to 125,165.03, 187,759.08 and 40,925.61

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Solution

The fourth proportional to 125,165.03, 187,759.08 and 40,925.61 is: 61,392.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,165.03 : 187,759.08 = 40,925.61 : x
  2. Step 2: Convert to fraction form
    125,165.03/187,759.08 = 40,925.61/x
  3. Step 3: Cross multiply
    125,165.03x = 187,759.08 × 40,925.61
  4. Step 4: Simplify right side
    125,165.03x = 7,684,154,882.04
  5. Step 5: Solve for x
    x = 7,684,154,882.04/125,165.03
  6. Step 6: Final answer
    x = 61,392.19

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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.