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Finding the Fourth Proportional to 74,773.75, 112,160.59 and 22,182.78

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Solution

The fourth proportional to 74,773.75, 112,160.59 and 22,182.78 is: 33,274.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,773.75 : 112,160.59 = 22,182.78 : x
  2. Step 2: Convert to fraction form
    74,773.75/112,160.59 = 22,182.78/x
  3. Step 3: Cross multiply
    74,773.75x = 112,160.59 × 22,182.78
  4. Step 4: Simplify right side
    74,773.75x = 2,488,033,692.64
  5. Step 5: Solve for x
    x = 2,488,033,692.64/74,773.75
  6. Step 6: Final answer
    x = 33,274.16

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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.