Home / 254,623.18-351,233.78-158,963.80

Finding the Fourth Proportional to 254,623.18, 351,233.78 and 158,963.80

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Solution

The fourth proportional to 254,623.18, 351,233.78 and 158,963.80 is: 219,278.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,623.18 : 351,233.78 = 158,963.80 : x
  2. Step 2: Convert to fraction form
    254,623.18/351,233.78 = 158,963.80/x
  3. Step 3: Cross multiply
    254,623.18x = 351,233.78 × 158,963.80
  4. Step 4: Simplify right side
    254,623.18x = 55,833,456,357.16
  5. Step 5: Solve for x
    x = 55,833,456,357.16/254,623.18
  6. Step 6: Final answer
    x = 219,278.76

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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.