Home / 247,929.56-342,145.05-134,752.58

Finding the Fourth Proportional to 247,929.56, 342,145.05 and 134,752.58

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Solution

The fourth proportional to 247,929.56, 342,145.05 and 134,752.58 is: 185,959.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,929.56 : 342,145.05 = 134,752.58 : x
  2. Step 2: Convert to fraction form
    247,929.56/342,145.05 = 134,752.58/x
  3. Step 3: Cross multiply
    247,929.56x = 342,145.05 × 134,752.58
  4. Step 4: Simplify right side
    247,929.56x = 46,104,928,221.73
  5. Step 5: Solve for x
    x = 46,104,928,221.73/247,929.56
  6. Step 6: Final answer
    x = 185,959.79

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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.