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Finding the Fourth Proportional to 60,601.76, 90,908.86 and 23,193.30

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Solution

The fourth proportional to 60,601.76, 90,908.86 and 23,193.30 is: 34,792.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,601.76 : 90,908.86 = 23,193.30 : x
  2. Step 2: Convert to fraction form
    60,601.76/90,908.86 = 23,193.30/x
  3. Step 3: Cross multiply
    60,601.76x = 90,908.86 × 23,193.30
  4. Step 4: Simplify right side
    60,601.76x = 2,108,476,462.64
  5. Step 5: Solve for x
    x = 2,108,476,462.64/60,601.76
  6. Step 6: Final answer
    x = 34,792.33

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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.