Home / 126,409.82-189,541.35-59,849.39

Finding the Fourth Proportional to 126,409.82, 189,541.35 and 59,849.39

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Solution

The fourth proportional to 126,409.82, 189,541.35 and 59,849.39 is: 89,739.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,409.82 : 189,541.35 = 59,849.39 : x
  2. Step 2: Convert to fraction form
    126,409.82/189,541.35 = 59,849.39/x
  3. Step 3: Cross multiply
    126,409.82x = 189,541.35 × 59,849.39
  4. Step 4: Simplify right side
    126,409.82x = 11,343,933,229.57
  5. Step 5: Solve for x
    x = 11,343,933,229.57/126,409.82
  6. Step 6: Final answer
    x = 89,739.34

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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.