Home / 57,641.65-79,545.30-32,148.04

Finding the Fourth Proportional to 57,641.65, 79,545.30 and 32,148.04

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Solution

The fourth proportional to 57,641.65, 79,545.30 and 32,148.04 is: 44,364.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,641.65 : 79,545.30 = 32,148.04 : x
  2. Step 2: Convert to fraction form
    57,641.65/79,545.30 = 32,148.04/x
  3. Step 3: Cross multiply
    57,641.65x = 79,545.30 × 32,148.04
  4. Step 4: Simplify right side
    57,641.65x = 2,557,225,486.21
  5. Step 5: Solve for x
    x = 2,557,225,486.21/57,641.65
  6. Step 6: Final answer
    x = 44,364.20

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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.