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Finding the Fourth Proportional to 125,786.48, 188,679.88 and 32,292.24

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Solution

The fourth proportional to 125,786.48, 188,679.88 and 32,292.24 is: 48,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,786.48 : 188,679.88 = 32,292.24 : x
  2. Step 2: Convert to fraction form
    125,786.48/188,679.88 = 32,292.24/x
  3. Step 3: Cross multiply
    125,786.48x = 188,679.88 × 32,292.24
  4. Step 4: Simplify right side
    125,786.48x = 6,092,895,968.13
  5. Step 5: Solve for x
    x = 6,092,895,968.13/125,786.48
  6. Step 6: Final answer
    x = 48,438.40

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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.