Home / 57,136.20-85,752.90-25,594.80

Finding the Fourth Proportional to 57,136.20, 85,752.90 and 25,594.80

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Solution

The fourth proportional to 57,136.20, 85,752.90 and 25,594.80 is: 38,413.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,136.20 : 85,752.90 = 25,594.80 : x
  2. Step 2: Convert to fraction form
    57,136.20/85,752.90 = 25,594.80/x
  3. Step 3: Cross multiply
    57,136.20x = 85,752.90 × 25,594.80
  4. Step 4: Simplify right side
    57,136.20x = 2,194,828,324.92
  5. Step 5: Solve for x
    x = 2,194,828,324.92/57,136.20
  6. Step 6: Final answer
    x = 38,413.97

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.