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Finding the Fourth Proportional to 61,452.80, 92,125.20 and 41,667.20

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Solution

The fourth proportional to 61,452.80, 92,125.20 and 41,667.20 is: 62,464.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,452.80 : 92,125.20 = 41,667.20 : x
  2. Step 2: Convert to fraction form
    61,452.80/92,125.20 = 41,667.20/x
  3. Step 3: Cross multiply
    61,452.80x = 92,125.20 × 41,667.20
  4. Step 4: Simplify right side
    61,452.80x = 3,838,599,133.44
  5. Step 5: Solve for x
    x = 3,838,599,133.44/61,452.80
  6. Step 6: Final answer
    x = 62,464.19

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.