Home / 126,403.47-189,592.65-32,909.22

Finding the Fourth Proportional to 126,403.47, 189,592.65 and 32,909.22

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Solution

The fourth proportional to 126,403.47, 189,592.65 and 32,909.22 is: 49,360.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,403.47 : 189,592.65 = 32,909.22 : x
  2. Step 2: Convert to fraction form
    126,403.47/189,592.65 = 32,909.22/x
  3. Step 3: Cross multiply
    126,403.47x = 189,592.65 × 32,909.22
  4. Step 4: Simplify right side
    126,403.47x = 6,239,346,229.23
  5. Step 5: Solve for x
    x = 6,239,346,229.23/126,403.47
  6. Step 6: Final answer
    x = 49,360.56

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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.