Home / 89,432.26-134,140.18-30,261.14

Finding the Fourth Proportional to 89,432.26, 134,140.18 and 30,261.14

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Solution

The fourth proportional to 89,432.26, 134,140.18 and 30,261.14 is: 45,388.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,432.26 : 134,140.18 = 30,261.14 : x
  2. Step 2: Convert to fraction form
    89,432.26/134,140.18 = 30,261.14/x
  3. Step 3: Cross multiply
    89,432.26x = 134,140.18 × 30,261.14
  4. Step 4: Simplify right side
    89,432.26x = 4,059,234,766.61
  5. Step 5: Solve for x
    x = 4,059,234,766.61/89,432.26
  6. Step 6: Final answer
    x = 45,388.93

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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.