Home / 57,877.12-79,873.52-32,381.97

Finding the Fourth Proportional to 57,877.12, 79,873.52 and 32,381.97

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Solution

The fourth proportional to 57,877.12, 79,873.52 and 32,381.97 is: 44,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,877.12 : 79,873.52 = 32,381.97 : x
  2. Step 2: Convert to fraction form
    57,877.12/79,873.52 = 32,381.97/x
  3. Step 3: Cross multiply
    57,877.12x = 79,873.52 × 32,381.97
  4. Step 4: Simplify right side
    57,877.12x = 2,586,461,928.43
  5. Step 5: Solve for x
    x = 2,586,461,928.43/57,877.12
  6. Step 6: Final answer
    x = 44,688.85

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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.