Home / 99,317.88-148,976.46-40,152.84

Finding the Fourth Proportional to 99,317.88, 148,976.46 and 40,152.84

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Solution

The fourth proportional to 99,317.88, 148,976.46 and 40,152.84 is: 60,229.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,317.88 : 148,976.46 = 40,152.84 : x
  2. Step 2: Convert to fraction form
    99,317.88/148,976.46 = 40,152.84/x
  3. Step 3: Cross multiply
    99,317.88x = 148,976.46 × 40,152.84
  4. Step 4: Simplify right side
    99,317.88x = 5,981,827,962.15
  5. Step 5: Solve for x
    x = 5,981,827,962.15/99,317.88
  6. Step 6: Final answer
    x = 60,229.11

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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.