Home / 179,881.29-248,236.52-99,308.79

Finding the Fourth Proportional to 179,881.29, 248,236.52 and 99,308.79

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Solution

The fourth proportional to 179,881.29, 248,236.52 and 99,308.79 is: 137,046.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,881.29 : 248,236.52 = 99,308.79 : x
  2. Step 2: Convert to fraction form
    179,881.29/248,236.52 = 99,308.79/x
  3. Step 3: Cross multiply
    179,881.29x = 248,236.52 × 99,308.79
  4. Step 4: Simplify right side
    179,881.29x = 24,652,067,938.47
  5. Step 5: Solve for x
    x = 24,652,067,938.47/179,881.29
  6. Step 6: Final answer
    x = 137,046.32

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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.