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Finding the Fourth Proportional to 59,863.78, 89,830.68 and 33,232.20

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Solution

The fourth proportional to 59,863.78, 89,830.68 and 33,232.20 is: 49,867.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,863.78 : 89,830.68 = 33,232.20 : x
  2. Step 2: Convert to fraction form
    59,863.78/89,830.68 = 33,232.20/x
  3. Step 3: Cross multiply
    59,863.78x = 89,830.68 × 33,232.20
  4. Step 4: Simplify right side
    59,863.78x = 2,985,271,123.90
  5. Step 5: Solve for x
    x = 2,985,271,123.90/59,863.78
  6. Step 6: Final answer
    x = 49,867.74

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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.