Home / 254,669.76-351,568.92-159,207.24

Finding the Fourth Proportional to 254,669.76, 351,568.92 and 159,207.24

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Solution

The fourth proportional to 254,669.76, 351,568.92 and 159,207.24 is: 219,783.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,669.76 : 351,568.92 = 159,207.24 : x
  2. Step 2: Convert to fraction form
    254,669.76/351,568.92 = 159,207.24/x
  3. Step 3: Cross multiply
    254,669.76x = 351,568.92 × 159,207.24
  4. Step 4: Simplify right side
    254,669.76x = 55,972,317,422.98
  5. Step 5: Solve for x
    x = 55,972,317,422.98/254,669.76
  6. Step 6: Final answer
    x = 219,783.92

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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.