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Finding the Fourth Proportional to 62,043.92, 92,910.36 and 48,967.28

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Solution

The fourth proportional to 62,043.92, 92,910.36 and 48,967.28 is: 73,328.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,043.92 : 92,910.36 = 48,967.28 : x
  2. Step 2: Convert to fraction form
    62,043.92/92,910.36 = 48,967.28/x
  3. Step 3: Cross multiply
    62,043.92x = 92,910.36 × 48,967.28
  4. Step 4: Simplify right side
    62,043.92x = 4,549,567,613.02
  5. Step 5: Solve for x
    x = 4,549,567,613.02/62,043.92
  6. Step 6: Final answer
    x = 73,328.18

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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.