Home / 149,366.28-206,031.24-88,891.74

Finding the Fourth Proportional to 149,366.28, 206,031.24 and 88,891.74

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Solution

The fourth proportional to 149,366.28, 206,031.24 and 88,891.74 is: 122,614.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,366.28 : 206,031.24 = 88,891.74 : x
  2. Step 2: Convert to fraction form
    149,366.28/206,031.24 = 88,891.74/x
  3. Step 3: Cross multiply
    149,366.28x = 206,031.24 × 88,891.74
  4. Step 4: Simplify right side
    149,366.28x = 18,314,475,417.96
  5. Step 5: Solve for x
    x = 18,314,475,417.96/149,366.28
  6. Step 6: Final answer
    x = 122,614.52

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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.