Home / 74,083.20-111,136.32-24,151.70

Finding the Fourth Proportional to 74,083.20, 111,136.32 and 24,151.70

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Solution

The fourth proportional to 74,083.20, 111,136.32 and 24,151.70 is: 36,231.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,083.20 : 111,136.32 = 24,151.70 : x
  2. Step 2: Convert to fraction form
    74,083.20/111,136.32 = 24,151.70/x
  3. Step 3: Cross multiply
    74,083.20x = 111,136.32 × 24,151.70
  4. Step 4: Simplify right side
    74,083.20x = 2,684,131,059.74
  5. Step 5: Solve for x
    x = 2,684,131,059.74/74,083.20
  6. Step 6: Final answer
    x = 36,231.31

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1.5x scale

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.