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Finding the Fourth Proportional to 60,134.56, 82,984.46 and 33,275.48

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Solution

The fourth proportional to 60,134.56, 82,984.46 and 33,275.48 is: 45,919.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,134.56 : 82,984.46 = 33,275.48 : x
  2. Step 2: Convert to fraction form
    60,134.56/82,984.46 = 33,275.48/x
  3. Step 3: Cross multiply
    60,134.56x = 82,984.46 × 33,275.48
  4. Step 4: Simplify right side
    60,134.56x = 2,761,347,157.74
  5. Step 5: Solve for x
    x = 2,761,347,157.74/60,134.56
  6. Step 6: Final answer
    x = 45,919.47

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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.