Home / 154,134.54-231,217.20-41,816.52

Finding the Fourth Proportional to 154,134.54, 231,217.20 and 41,816.52

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Solution

The fourth proportional to 154,134.54, 231,217.20 and 41,816.52 is: 62,728.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,134.54 : 231,217.20 = 41,816.52 : x
  2. Step 2: Convert to fraction form
    154,134.54/231,217.20 = 41,816.52/x
  3. Step 3: Cross multiply
    154,134.54x = 231,217.20 × 41,816.52
  4. Step 4: Simplify right side
    154,134.54x = 9,668,698,668.14
  5. Step 5: Solve for x
    x = 9,668,698,668.14/154,134.54
  6. Step 6: Final answer
    x = 62,728.96

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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.