Home / 89,098.16-122,951.10-48,812.12

Finding the Fourth Proportional to 89,098.16, 122,951.10 and 48,812.12

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Solution

The fourth proportional to 89,098.16, 122,951.10 and 48,812.12 is: 67,358.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,098.16 : 122,951.10 = 48,812.12 : x
  2. Step 2: Convert to fraction form
    89,098.16/122,951.10 = 48,812.12/x
  3. Step 3: Cross multiply
    89,098.16x = 122,951.10 × 48,812.12
  4. Step 4: Simplify right side
    89,098.16x = 6,001,503,847.33
  5. Step 5: Solve for x
    x = 6,001,503,847.33/89,098.16
  6. Step 6: Final answer
    x = 67,358.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.