Home / 89,026.68-122,856.85-48,743.04

Finding the Fourth Proportional to 89,026.68, 122,856.85 and 48,743.04

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Solution

The fourth proportional to 89,026.68, 122,856.85 and 48,743.04 is: 67,265.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,026.68 : 122,856.85 = 48,743.04 : x
  2. Step 2: Convert to fraction form
    89,026.68/122,856.85 = 48,743.04/x
  3. Step 3: Cross multiply
    89,026.68x = 122,856.85 × 48,743.04
  4. Step 4: Simplify right side
    89,026.68x = 5,988,416,353.82
  5. Step 5: Solve for x
    x = 5,988,416,353.82/89,026.68
  6. Step 6: Final answer
    x = 67,265.41

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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.