Home / 269,943.02-372,521.36-156,773.06

Finding the Fourth Proportional to 269,943.02, 372,521.36 and 156,773.06

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Solution

The fourth proportional to 269,943.02, 372,521.36 and 156,773.06 is: 216,346.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,943.02 : 372,521.36 = 156,773.06 : x
  2. Step 2: Convert to fraction form
    269,943.02/372,521.36 = 156,773.06/x
  3. Step 3: Cross multiply
    269,943.02x = 372,521.36 × 156,773.06
  4. Step 4: Simplify right side
    269,943.02x = 58,401,313,522.56
  5. Step 5: Solve for x
    x = 58,401,313,522.56/269,943.02
  6. Step 6: Final answer
    x = 216,346.82

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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.