Home / 126,635.60-189,897.92-60,094.72

Finding the Fourth Proportional to 126,635.60, 189,897.92 and 60,094.72

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Solution

The fourth proportional to 126,635.60, 189,897.92 and 60,094.72 is: 90,115.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,635.60 : 189,897.92 = 60,094.72 : x
  2. Step 2: Convert to fraction form
    126,635.60/189,897.92 = 60,094.72/x
  3. Step 3: Cross multiply
    126,635.60x = 189,897.92 × 60,094.72
  4. Step 4: Simplify right side
    126,635.60x = 11,411,862,330.98
  5. Step 5: Solve for x
    x = 11,411,862,330.98/126,635.60
  6. Step 6: Final answer
    x = 90,115.75

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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.