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Finding the Fourth Proportional to 64,562.67, 89,095.95 and 36,267.75

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Solution

The fourth proportional to 64,562.67, 89,095.95 and 36,267.75 is: 50,049.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,562.67 : 89,095.95 = 36,267.75 : x
  2. Step 2: Convert to fraction form
    64,562.67/89,095.95 = 36,267.75/x
  3. Step 3: Cross multiply
    64,562.67x = 89,095.95 × 36,267.75
  4. Step 4: Simplify right side
    64,562.67x = 3,231,309,640.61
  5. Step 5: Solve for x
    x = 3,231,309,640.61/64,562.67
  6. Step 6: Final answer
    x = 50,049.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.