Home / 154,449.20-231,673.80-148,544.30

Finding the Fourth Proportional to 154,449.20, 231,673.80 and 148,544.30

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Solution

The fourth proportional to 154,449.20, 231,673.80 and 148,544.30 is: 222,816.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,449.20 : 231,673.80 = 148,544.30 : x
  2. Step 2: Convert to fraction form
    154,449.20/231,673.80 = 148,544.30/x
  3. Step 3: Cross multiply
    154,449.20x = 231,673.80 × 148,544.30
  4. Step 4: Simplify right side
    154,449.20x = 34,413,822,449.34
  5. Step 5: Solve for x
    x = 34,413,822,449.34/154,449.20
  6. Step 6: Final answer
    x = 222,816.45

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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.