Home / 57,642.15-79,545.99-32,148.54

Finding the Fourth Proportional to 57,642.15, 79,545.99 and 32,148.54

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Solution

The fourth proportional to 57,642.15, 79,545.99 and 32,148.54 is: 44,364.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,642.15 : 79,545.99 = 32,148.54 : x
  2. Step 2: Convert to fraction form
    57,642.15/79,545.99 = 32,148.54/x
  3. Step 3: Cross multiply
    57,642.15x = 79,545.99 × 32,148.54
  4. Step 4: Simplify right side
    57,642.15x = 2,557,287,441.35
  5. Step 5: Solve for x
    x = 2,557,287,441.35/57,642.15
  6. Step 6: Final answer
    x = 44,364.89

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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.