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Finding the Fourth Proportional to 60,247.92, 83,142.72 and 33,391.02

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Solution

The fourth proportional to 60,247.92, 83,142.72 and 33,391.02 is: 46,079.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,247.92 : 83,142.72 = 33,391.02 : x
  2. Step 2: Convert to fraction form
    60,247.92/83,142.72 = 33,391.02/x
  3. Step 3: Cross multiply
    60,247.92x = 83,142.72 × 33,391.02
  4. Step 4: Simplify right side
    60,247.92x = 2,776,220,226.37
  5. Step 5: Solve for x
    x = 2,776,220,226.37/60,247.92
  6. Step 6: Final answer
    x = 46,079.93

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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.