Home / 149,213.22-223,822.17-83,073.72

Finding the Fourth Proportional to 149,213.22, 223,822.17 and 83,073.72

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Solution

The fourth proportional to 149,213.22, 223,822.17 and 83,073.72 is: 124,611.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,213.22 : 223,822.17 = 83,073.72 : x
  2. Step 2: Convert to fraction form
    149,213.22/223,822.17 = 83,073.72/x
  3. Step 3: Cross multiply
    149,213.22x = 223,822.17 × 83,073.72
  4. Step 4: Simplify right side
    149,213.22x = 18,593,740,280.37
  5. Step 5: Solve for x
    x = 18,593,740,280.37/149,213.22
  6. Step 6: Final answer
    x = 124,611.88

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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.