Home / 269,366.40-371,709-148,501.44

Finding the Fourth Proportional to 269,366.40, 371,709 and 148,501.44

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Solution

The fourth proportional to 269,366.40, 371,709 and 148,501.44 is: 204,922.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,366.40 : 371,709 = 148,501.44 : x
  2. Step 2: Convert to fraction form
    269,366.40/371,709 = 148,501.44/x
  3. Step 3: Cross multiply
    269,366.40x = 371,709 × 148,501.44
  4. Step 4: Simplify right side
    269,366.40x = 55,199,321,760.96
  5. Step 5: Solve for x
    x = 55,199,321,760.96/269,366.40
  6. Step 6: Final answer
    x = 204,922.82

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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.