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Finding the Fourth Proportional to 100,061.46, 150,092.18 and 47,442.24

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Solution

The fourth proportional to 100,061.46, 150,092.18 and 47,442.24 is: 71,163.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,061.46 : 150,092.18 = 47,442.24 : x
  2. Step 2: Convert to fraction form
    100,061.46/150,092.18 = 47,442.24/x
  3. Step 3: Cross multiply
    100,061.46x = 150,092.18 × 47,442.24
  4. Step 4: Simplify right side
    100,061.46x = 7,120,708,988.47
  5. Step 5: Solve for x
    x = 7,120,708,988.47/100,061.46
  6. Step 6: Final answer
    x = 71,163.35

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1.5x scale

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.