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Finding the Fourth Proportional to 62,405.10, 93,644.10 and 22,966.20

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Solution

The fourth proportional to 62,405.10, 93,644.10 and 22,966.20 is: 34,462.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,405.10 : 93,644.10 = 22,966.20 : x
  2. Step 2: Convert to fraction form
    62,405.10/93,644.10 = 22,966.20/x
  3. Step 3: Cross multiply
    62,405.10x = 93,644.10 × 22,966.20
  4. Step 4: Simplify right side
    62,405.10x = 2,150,649,129.42
  5. Step 5: Solve for x
    x = 2,150,649,129.42/62,405.10
  6. Step 6: Final answer
    x = 34,462.71

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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.