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Finding the Fourth Proportional to 60,393.12, 83,342.10 and 33,169.56

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Solution

The fourth proportional to 60,393.12, 83,342.10 and 33,169.56 is: 45,773.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,393.12 : 83,342.10 = 33,169.56 : x
  2. Step 2: Convert to fraction form
    60,393.12/83,342.10 = 33,169.56/x
  3. Step 3: Cross multiply
    60,393.12x = 83,342.10 × 33,169.56
  4. Step 4: Simplify right side
    60,393.12x = 2,764,420,786.48
  5. Step 5: Solve for x
    x = 2,764,420,786.48/60,393.12
  6. Step 6: Final answer
    x = 45,773.77

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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.