Home / 269,281.16-371,610.36-148,426.72

Finding the Fourth Proportional to 269,281.16, 371,610.36 and 148,426.72

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Solution

The fourth proportional to 269,281.16, 371,610.36 and 148,426.72 is: 204,830.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,281.16 : 371,610.36 = 148,426.72 : x
  2. Step 2: Convert to fraction form
    269,281.16/371,610.36 = 148,426.72/x
  3. Step 3: Cross multiply
    269,281.16x = 371,610.36 × 148,426.72
  4. Step 4: Simplify right side
    269,281.16x = 55,156,906,852.82
  5. Step 5: Solve for x
    x = 55,156,906,852.82/269,281.16
  6. Step 6: Final answer
    x = 204,830.17

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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.