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Finding the Fourth Proportional to 239,590.54, 359,080.48 and 127,324.54

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Solution

The fourth proportional to 239,590.54, 359,080.48 and 127,324.54 is: 190,824.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,590.54 : 359,080.48 = 127,324.54 : x
  2. Step 2: Convert to fraction form
    239,590.54/359,080.48 = 127,324.54/x
  3. Step 3: Cross multiply
    239,590.54x = 359,080.48 × 127,324.54
  4. Step 4: Simplify right side
    239,590.54x = 45,719,756,938.98
  5. Step 5: Solve for x
    x = 45,719,756,938.98/239,590.54
  6. Step 6: Final answer
    x = 190,824.55

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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.