Home / 126,008.22-189,039.45-62,862.30

Finding the Fourth Proportional to 126,008.22, 189,039.45 and 62,862.30

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Solution

The fourth proportional to 126,008.22, 189,039.45 and 62,862.30 is: 94,306.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,008.22 : 189,039.45 = 62,862.30 : x
  2. Step 2: Convert to fraction form
    126,008.22/189,039.45 = 62,862.30/x
  3. Step 3: Cross multiply
    126,008.22x = 189,039.45 × 62,862.30
  4. Step 4: Simplify right side
    126,008.22x = 11,883,454,617.74
  5. Step 5: Solve for x
    x = 11,883,454,617.74/126,008.22
  6. Step 6: Final answer
    x = 94,306.98

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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.