Home / 179,851.20-248,196.96-99,278.88

Finding the Fourth Proportional to 179,851.20, 248,196.96 and 99,278.88

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Solution

The fourth proportional to 179,851.20, 248,196.96 and 99,278.88 is: 137,006.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,851.20 : 248,196.96 = 99,278.88 : x
  2. Step 2: Convert to fraction form
    179,851.20/248,196.96 = 99,278.88/x
  3. Step 3: Cross multiply
    179,851.20x = 248,196.96 × 99,278.88
  4. Step 4: Simplify right side
    179,851.20x = 24,640,716,208.20
  5. Step 5: Solve for x
    x = 24,640,716,208.20/179,851.20
  6. Step 6: Final answer
    x = 137,006.13

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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.