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Finding the Fourth Proportional to 60,765.12, 83,833.44 and 35,605.44

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Solution

The fourth proportional to 60,765.12, 83,833.44 and 35,605.44 is: 49,122.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,765.12 : 83,833.44 = 35,605.44 : x
  2. Step 2: Convert to fraction form
    60,765.12/83,833.44 = 35,605.44/x
  3. Step 3: Cross multiply
    60,765.12x = 83,833.44 × 35,605.44
  4. Step 4: Simplify right side
    60,765.12x = 2,984,926,517.91
  5. Step 5: Solve for x
    x = 2,984,926,517.91/60,765.12
  6. Step 6: Final answer
    x = 49,122.37

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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.