Home / 97,481.22-146,280.16-89,549.70

Finding the Fourth Proportional to 97,481.22, 146,280.16 and 89,549.70

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Solution

The fourth proportional to 97,481.22, 146,280.16 and 89,549.70 is: 134,378.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,481.22 : 146,280.16 = 89,549.70 : x
  2. Step 2: Convert to fraction form
    97,481.22/146,280.16 = 89,549.70/x
  3. Step 3: Cross multiply
    97,481.22x = 146,280.16 × 89,549.70
  4. Step 4: Simplify right side
    97,481.22x = 13,099,344,443.95
  5. Step 5: Solve for x
    x = 13,099,344,443.95/97,481.22
  6. Step 6: Final answer
    x = 134,378.13

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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.