Home / 247,929.44-342,141.30-140,519.79

Finding the Fourth Proportional to 247,929.44, 342,141.30 and 140,519.79

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Solution

The fourth proportional to 247,929.44, 342,141.30 and 140,519.79 is: 193,916.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,929.44 : 342,141.30 = 140,519.79 : x
  2. Step 2: Convert to fraction form
    247,929.44/342,141.30 = 140,519.79/x
  3. Step 3: Cross multiply
    247,929.44x = 342,141.30 × 140,519.79
  4. Step 4: Simplify right side
    247,929.44x = 48,077,623,626.33
  5. Step 5: Solve for x
    x = 48,077,623,626.33/247,929.44
  6. Step 6: Final answer
    x = 193,916.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.