Home / 57,676.33-79,475.20-42,545.01

Finding the Fourth Proportional to 57,676.33, 79,475.20 and 42,545.01

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Solution

The fourth proportional to 57,676.33, 79,475.20 and 42,545.01 is: 58,624.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,676.33 : 79,475.20 = 42,545.01 : x
  2. Step 2: Convert to fraction form
    57,676.33/79,475.20 = 42,545.01/x
  3. Step 3: Cross multiply
    57,676.33x = 79,475.20 × 42,545.01
  4. Step 4: Simplify right side
    57,676.33x = 3,381,273,178.75
  5. Step 5: Solve for x
    x = 3,381,273,178.75/57,676.33
  6. Step 6: Final answer
    x = 58,624.97

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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.