Home / 92,172.20-138,138.47-41,534.04

Finding the Fourth Proportional to 92,172.20, 138,138.47 and 41,534.04

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Solution

The fourth proportional to 92,172.20, 138,138.47 and 41,534.04 is: 62,247.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,172.20 : 138,138.47 = 41,534.04 : x
  2. Step 2: Convert to fraction form
    92,172.20/138,138.47 = 41,534.04/x
  3. Step 3: Cross multiply
    92,172.20x = 138,138.47 × 41,534.04
  4. Step 4: Simplify right side
    92,172.20x = 5,737,448,738.52
  5. Step 5: Solve for x
    x = 5,737,448,738.52/92,172.20
  6. Step 6: Final answer
    x = 62,247.06

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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.