Home / 91,310.52-126,006.10-51,024.61

Finding the Fourth Proportional to 91,310.52, 126,006.10 and 51,024.61

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Solution

The fourth proportional to 91,310.52, 126,006.10 and 51,024.61 is: 70,412.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,310.52 : 126,006.10 = 51,024.61 : x
  2. Step 2: Convert to fraction form
    91,310.52/126,006.10 = 51,024.61/x
  3. Step 3: Cross multiply
    91,310.52x = 126,006.10 × 51,024.61
  4. Step 4: Simplify right side
    91,310.52x = 6,429,412,110.12
  5. Step 5: Solve for x
    x = 6,429,412,110.12/91,310.52
  6. Step 6: Final answer
    x = 70,412.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.