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Finding the Fourth Proportional to 60,664.80, 90,954.10 and 23,193.32

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Solution

The fourth proportional to 60,664.80, 90,954.10 and 23,193.32 is: 34,773.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,664.80 : 90,954.10 = 23,193.32 : x
  2. Step 2: Convert to fraction form
    60,664.80/90,954.10 = 23,193.32/x
  3. Step 3: Cross multiply
    60,664.80x = 90,954.10 × 23,193.32
  4. Step 4: Simplify right side
    60,664.80x = 2,109,527,546.61
  5. Step 5: Solve for x
    x = 2,109,527,546.61/60,664.80
  6. Step 6: Final answer
    x = 34,773.50

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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.