Home / 269,943.57-372,522.12-156,773.61

Finding the Fourth Proportional to 269,943.57, 372,522.12 and 156,773.61

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Solution

The fourth proportional to 269,943.57, 372,522.12 and 156,773.61 is: 216,347.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,943.57 : 372,522.12 = 156,773.61 : x
  2. Step 2: Convert to fraction form
    269,943.57/372,522.12 = 156,773.61/x
  3. Step 3: Cross multiply
    269,943.57x = 372,522.12 × 156,773.61
  4. Step 4: Simplify right side
    269,943.57x = 58,401,637,557.25
  5. Step 5: Solve for x
    x = 58,401,637,557.25/269,943.57
  6. Step 6: Final answer
    x = 216,347.58

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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.