Home / 149,366.49-206,031.57-88,892.01

Finding the Fourth Proportional to 149,366.49, 206,031.57 and 88,892.01

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Solution

The fourth proportional to 149,366.49, 206,031.57 and 88,892.01 is: 122,614.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,366.49 : 206,031.57 = 88,892.01 : x
  2. Step 2: Convert to fraction form
    149,366.49/206,031.57 = 88,892.01/x
  3. Step 3: Cross multiply
    149,366.49x = 206,031.57 × 88,892.01
  4. Step 4: Simplify right side
    149,366.49x = 18,314,560,380.76
  5. Step 5: Solve for x
    x = 18,314,560,380.76/149,366.49
  6. Step 6: Final answer
    x = 122,614.92

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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.