Home / 179,908.43-248,272.56-99,335.30

Finding the Fourth Proportional to 179,908.43, 248,272.56 and 99,335.30

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Solution

The fourth proportional to 179,908.43, 248,272.56 and 99,335.30 is: 137,082.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,908.43 : 248,272.56 = 99,335.30 : x
  2. Step 2: Convert to fraction form
    179,908.43/248,272.56 = 99,335.30/x
  3. Step 3: Cross multiply
    179,908.43x = 248,272.56 × 99,335.30
  4. Step 4: Simplify right side
    179,908.43x = 24,662,227,988.01
  5. Step 5: Solve for x
    x = 24,662,227,988.01/179,908.43
  6. Step 6: Final answer
    x = 137,082.12

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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.