Home / 269,289.12-371,612.37-148,427.73

Finding the Fourth Proportional to 269,289.12, 371,612.37 and 148,427.73

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Solution

The fourth proportional to 269,289.12, 371,612.37 and 148,427.73 is: 204,826.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,289.12 : 371,612.37 = 148,427.73 : x
  2. Step 2: Convert to fraction form
    269,289.12/371,612.37 = 148,427.73/x
  3. Step 3: Cross multiply
    269,289.12x = 371,612.37 × 148,427.73
  4. Step 4: Simplify right side
    269,289.12x = 55,157,580,519.02
  5. Step 5: Solve for x
    x = 55,157,580,519.02/269,289.12
  6. Step 6: Final answer
    x = 204,826.62

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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.