Home / 126,129.95-189,241.06-58,694.15

Finding the Fourth Proportional to 126,129.95, 189,241.06 and 58,694.15

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Solution

The fourth proportional to 126,129.95, 189,241.06 and 58,694.15 is: 88,062.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,129.95 : 189,241.06 = 58,694.15 : x
  2. Step 2: Convert to fraction form
    126,129.95/189,241.06 = 58,694.15/x
  3. Step 3: Cross multiply
    126,129.95x = 189,241.06 × 58,694.15
  4. Step 4: Simplify right side
    126,129.95x = 11,107,343,488.17
  5. Step 5: Solve for x
    x = 11,107,343,488.17/126,129.95
  6. Step 6: Final answer
    x = 88,062.70

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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.