Home / 126,083.88-189,132.30-32,590.44

Finding the Fourth Proportional to 126,083.88, 189,132.30 and 32,590.44

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Solution

The fourth proportional to 126,083.88, 189,132.30 and 32,590.44 is: 48,887.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,083.88 : 189,132.30 = 32,590.44 : x
  2. Step 2: Convert to fraction form
    126,083.88/189,132.30 = 32,590.44/x
  3. Step 3: Cross multiply
    126,083.88x = 189,132.30 × 32,590.44
  4. Step 4: Simplify right side
    126,083.88x = 6,163,904,875.21
  5. Step 5: Solve for x
    x = 6,163,904,875.21/126,083.88
  6. Step 6: Final answer
    x = 48,887.33

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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.