Home / 125,226.29-187,870.19-36,480.57

Finding the Fourth Proportional to 125,226.29, 187,870.19 and 36,480.57

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Solution

The fourth proportional to 125,226.29, 187,870.19 and 36,480.57 is: 54,729.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,226.29 : 187,870.19 = 36,480.57 : x
  2. Step 2: Convert to fraction form
    125,226.29/187,870.19 = 36,480.57/x
  3. Step 3: Cross multiply
    125,226.29x = 187,870.19 × 36,480.57
  4. Step 4: Simplify right side
    125,226.29x = 6,853,611,434.81
  5. Step 5: Solve for x
    x = 6,853,611,434.81/125,226.29
  6. Step 6: Final answer
    x = 54,729.82

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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.