Home / 143,324.20-214,727.10-116,885.80

Finding the Fourth Proportional to 143,324.20, 214,727.10 and 116,885.80

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Solution

The fourth proportional to 143,324.20, 214,727.10 and 116,885.80 is: 175,117.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,324.20 : 214,727.10 = 116,885.80 : x
  2. Step 2: Convert to fraction form
    143,324.20/214,727.10 = 116,885.80/x
  3. Step 3: Cross multiply
    143,324.20x = 214,727.10 × 116,885.80
  4. Step 4: Simplify right side
    143,324.20x = 25,098,548,865.18
  5. Step 5: Solve for x
    x = 25,098,548,865.18/143,324.20
  6. Step 6: Final answer
    x = 175,117.31

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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.