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Finding the Fourth Proportional to 59,964.96, 82,751.86 and 33,107.66

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Solution

The fourth proportional to 59,964.96, 82,751.86 and 33,107.66 is: 45,688.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,964.96 : 82,751.86 = 33,107.66 : x
  2. Step 2: Convert to fraction form
    59,964.96/82,751.86 = 33,107.66/x
  3. Step 3: Cross multiply
    59,964.96x = 82,751.86 × 33,107.66
  4. Step 4: Simplify right side
    59,964.96x = 2,739,720,445.25
  5. Step 5: Solve for x
    x = 2,739,720,445.25/59,964.96
  6. Step 6: Final answer
    x = 45,688.69

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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.