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Finding the Fourth Proportional to 60,137.66, 82,990.13 and 33,282.02

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Solution

The fourth proportional to 60,137.66, 82,990.13 and 33,282.02 is: 45,929.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,137.66 : 82,990.13 = 33,282.02 : x
  2. Step 2: Convert to fraction form
    60,137.66/82,990.13 = 33,282.02/x
  3. Step 3: Cross multiply
    60,137.66x = 82,990.13 × 33,282.02
  4. Step 4: Simplify right side
    60,137.66x = 2,762,079,166.46
  5. Step 5: Solve for x
    x = 2,762,079,166.46/60,137.66
  6. Step 6: Final answer
    x = 45,929.28

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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.