Home / 247,789.40-341,949.78-134,612.24

Finding the Fourth Proportional to 247,789.40, 341,949.78 and 134,612.24

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Solution

The fourth proportional to 247,789.40, 341,949.78 and 134,612.24 is: 185,765.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,789.40 : 341,949.78 = 134,612.24 : x
  2. Step 2: Convert to fraction form
    247,789.40/341,949.78 = 134,612.24/x
  3. Step 3: Cross multiply
    247,789.40x = 341,949.78 × 134,612.24
  4. Step 4: Simplify right side
    247,789.40x = 46,030,625,853.31
  5. Step 5: Solve for x
    x = 46,030,625,853.31/247,789.40
  6. Step 6: Final answer
    x = 185,765.11

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1.5x scale

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.