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Finding the Fourth Proportional to 59,731.66, 82,435.22 and 32,879.62

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Solution

The fourth proportional to 59,731.66, 82,435.22 and 32,879.62 is: 45,376.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,731.66 : 82,435.22 = 32,879.62 : x
  2. Step 2: Convert to fraction form
    59,731.66/82,435.22 = 32,879.62/x
  3. Step 3: Cross multiply
    59,731.66x = 82,435.22 × 32,879.62
  4. Step 4: Simplify right side
    59,731.66x = 2,710,438,708.22
  5. Step 5: Solve for x
    x = 2,710,438,708.22/59,731.66
  6. Step 6: Final answer
    x = 45,376.92

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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.