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Finding the Fourth Proportional to 60,281.44, 83,171.90 and 36,072.66

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Solution

The fourth proportional to 60,281.44, 83,171.90 and 36,072.66 is: 49,770.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,281.44 : 83,171.90 = 36,072.66 : x
  2. Step 2: Convert to fraction form
    60,281.44/83,171.90 = 36,072.66/x
  3. Step 3: Cross multiply
    60,281.44x = 83,171.90 × 36,072.66
  4. Step 4: Simplify right side
    60,281.44x = 3,000,231,670.25
  5. Step 5: Solve for x
    x = 3,000,231,670.25/60,281.44
  6. Step 6: Final answer
    x = 49,770.40

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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.