Home / 125,781.48-188,672.22-32,287.23

Finding the Fourth Proportional to 125,781.48, 188,672.22 and 32,287.23

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Solution

The fourth proportional to 125,781.48, 188,672.22 and 32,287.23 is: 48,430.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,781.48 : 188,672.22 = 32,287.23 : x
  2. Step 2: Convert to fraction form
    125,781.48/188,672.22 = 32,287.23/x
  3. Step 3: Cross multiply
    125,781.48x = 188,672.22 × 32,287.23
  4. Step 4: Simplify right side
    125,781.48x = 6,091,703,361.75
  5. Step 5: Solve for x
    x = 6,091,703,361.75/125,781.48
  6. Step 6: Final answer
    x = 48,430.85

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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.