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Finding the Fourth Proportional to 60,079.65, 82,906.59 and 33,220.56

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Solution

The fourth proportional to 60,079.65, 82,906.59 and 33,220.56 is: 45,842.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,079.65 : 82,906.59 = 33,220.56 : x
  2. Step 2: Convert to fraction form
    60,079.65/82,906.59 = 33,220.56/x
  3. Step 3: Cross multiply
    60,079.65x = 82,906.59 × 33,220.56
  4. Step 4: Simplify right side
    60,079.65x = 2,754,203,347.49
  5. Step 5: Solve for x
    x = 2,754,203,347.49/60,079.65
  6. Step 6: Final answer
    x = 45,842.53

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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.