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Finding the Fourth Proportional to 62,141.24, 85,766.03 and 36,646.05

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Solution

The fourth proportional to 62,141.24, 85,766.03 and 36,646.05 is: 50,578.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,141.24 : 85,766.03 = 36,646.05 : x
  2. Step 2: Convert to fraction form
    62,141.24/85,766.03 = 36,646.05/x
  3. Step 3: Cross multiply
    62,141.24x = 85,766.03 × 36,646.05
  4. Step 4: Simplify right side
    62,141.24x = 3,142,986,040.45
  5. Step 5: Solve for x
    x = 3,142,986,040.45/62,141.24
  6. Step 6: Final answer
    x = 50,578.11

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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.