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Finding the Fourth Proportional to 60,079.74, 82,908.39 and 33,221.35

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Solution

The fourth proportional to 60,079.74, 82,908.39 and 33,221.35 is: 45,844.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,079.74 : 82,908.39 = 33,221.35 : x
  2. Step 2: Convert to fraction form
    60,079.74/82,908.39 = 33,221.35/x
  3. Step 3: Cross multiply
    60,079.74x = 82,908.39 × 33,221.35
  4. Step 4: Simplify right side
    60,079.74x = 2,754,328,642.13
  5. Step 5: Solve for x
    x = 2,754,328,642.13/60,079.74
  6. Step 6: Final answer
    x = 45,844.55

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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.