Home / 179,976.58-248,360.94-99,402.36

Finding the Fourth Proportional to 179,976.58, 248,360.94 and 99,402.36

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Solution

The fourth proportional to 179,976.58, 248,360.94 and 99,402.36 is: 137,171.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,976.58 : 248,360.94 = 99,402.36 : x
  2. Step 2: Convert to fraction form
    179,976.58/248,360.94 = 99,402.36/x
  3. Step 3: Cross multiply
    179,976.58x = 248,360.94 × 99,402.36
  4. Step 4: Simplify right side
    179,976.58x = 24,687,663,567.82
  5. Step 5: Solve for x
    x = 24,687,663,567.82/179,976.58
  6. Step 6: Final answer
    x = 137,171.53

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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.