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Finding the Fourth Proportional to 60,482.38, 90,692.28 and 27,173.96

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Solution

The fourth proportional to 60,482.38, 90,692.28 and 27,173.96 is: 40,746.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,482.38 : 90,692.28 = 27,173.96 : x
  2. Step 2: Convert to fraction form
    60,482.38/90,692.28 = 27,173.96/x
  3. Step 3: Cross multiply
    60,482.38x = 90,692.28 × 27,173.96
  4. Step 4: Simplify right side
    60,482.38x = 2,464,468,389.03
  5. Step 5: Solve for x
    x = 2,464,468,389.03/60,482.38
  6. Step 6: Final answer
    x = 40,746.88

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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.