Home / 57,740.31-79,685.73-32,251.64

Finding the Fourth Proportional to 57,740.31, 79,685.73 and 32,251.64

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Solution

The fourth proportional to 57,740.31, 79,685.73 and 32,251.64 is: 44,509.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,740.31 : 79,685.73 = 32,251.64 : x
  2. Step 2: Convert to fraction form
    57,740.31/79,685.73 = 32,251.64/x
  3. Step 3: Cross multiply
    57,740.31x = 79,685.73 × 32,251.64
  4. Step 4: Simplify right side
    57,740.31x = 2,569,995,078.67
  5. Step 5: Solve for x
    x = 2,569,995,078.67/57,740.31
  6. Step 6: Final answer
    x = 44,509.55

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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.