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Finding the Fourth Proportional to 40,658, 60,908.08 and 29,964.92

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Solution

The fourth proportional to 40,658, 60,908.08 and 29,964.92 is: 44,889.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,658 : 60,908.08 = 29,964.92 : x
  2. Step 2: Convert to fraction form
    40,658/60,908.08 = 29,964.92/x
  3. Step 3: Cross multiply
    40,658x = 60,908.08 × 29,964.92
  4. Step 4: Simplify right side
    40,658x = 1,825,105,744.55
  5. Step 5: Solve for x
    x = 1,825,105,744.55/40,658
  6. Step 6: Final answer
    x = 44,889.22

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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.