Home / 125,268.27-187,652.08-75,321.04

Finding the Fourth Proportional to 125,268.27, 187,652.08 and 75,321.04

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Solution

The fourth proportional to 125,268.27, 187,652.08 and 75,321.04 is: 112,831.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,268.27 : 187,652.08 = 75,321.04 : x
  2. Step 2: Convert to fraction form
    125,268.27/187,652.08 = 75,321.04/x
  3. Step 3: Cross multiply
    125,268.27x = 187,652.08 × 75,321.04
  4. Step 4: Simplify right side
    125,268.27x = 14,134,149,823.76
  5. Step 5: Solve for x
    x = 14,134,149,823.76/125,268.27
  6. Step 6: Final answer
    x = 112,831.05

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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.