Home / 247,947.80-371,921.70-173,298.20

Finding the Fourth Proportional to 247,947.80, 371,921.70 and 173,298.20

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Solution

The fourth proportional to 247,947.80, 371,921.70 and 173,298.20 is: 259,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,947.80 : 371,921.70 = 173,298.20 : x
  2. Step 2: Convert to fraction form
    247,947.80/371,921.70 = 173,298.20/x
  3. Step 3: Cross multiply
    247,947.80x = 371,921.70 × 173,298.20
  4. Step 4: Simplify right side
    247,947.80x = 64,453,361,150.94
  5. Step 5: Solve for x
    x = 64,453,361,150.94/247,947.80
  6. Step 6: Final answer
    x = 259,947.30

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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.