Home / 343,258.20-514,733.70-132,826.20

Finding the Fourth Proportional to 343,258.20, 514,733.70 and 132,826.20

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Solution

The fourth proportional to 343,258.20, 514,733.70 and 132,826.20 is: 199,179.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,258.20 : 514,733.70 = 132,826.20 : x
  2. Step 2: Convert to fraction form
    343,258.20/514,733.70 = 132,826.20/x
  3. Step 3: Cross multiply
    343,258.20x = 514,733.70 × 132,826.20
  4. Step 4: Simplify right side
    343,258.20x = 68,370,121,382.94
  5. Step 5: Solve for x
    x = 68,370,121,382.94/343,258.20
  6. Step 6: Final answer
    x = 199,179.86

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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.