Home / 112,965.52-169,330.02-38,059.78

Finding the Fourth Proportional to 112,965.52, 169,330.02 and 38,059.78

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Solution

The fourth proportional to 112,965.52, 169,330.02 and 38,059.78 is: 57,049.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,965.52 : 169,330.02 = 38,059.78 : x
  2. Step 2: Convert to fraction form
    112,965.52/169,330.02 = 38,059.78/x
  3. Step 3: Cross multiply
    112,965.52x = 169,330.02 × 38,059.78
  4. Step 4: Simplify right side
    112,965.52x = 6,444,663,308.60
  5. Step 5: Solve for x
    x = 6,444,663,308.60/112,965.52
  6. Step 6: Final answer
    x = 57,049.83

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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.