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Finding the Fourth Proportional to 48,650.30, 72,945.98 and 23,665.19

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Solution

The fourth proportional to 48,650.30, 72,945.98 and 23,665.19 is: 35,483.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,650.30 : 72,945.98 = 23,665.19 : x
  2. Step 2: Convert to fraction form
    48,650.30/72,945.98 = 23,665.19/x
  3. Step 3: Cross multiply
    48,650.30x = 72,945.98 × 23,665.19
  4. Step 4: Simplify right side
    48,650.30x = 1,726,280,476.44
  5. Step 5: Solve for x
    x = 1,726,280,476.44/48,650.30
  6. Step 6: Final answer
    x = 35,483.45

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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.