Home / 179,680.24-247,959.90-99,109.94

Finding the Fourth Proportional to 179,680.24, 247,959.90 and 99,109.94

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Solution

The fourth proportional to 179,680.24, 247,959.90 and 99,109.94 is: 136,772.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,680.24 : 247,959.90 = 99,109.94 : x
  2. Step 2: Convert to fraction form
    179,680.24/247,959.90 = 99,109.94/x
  3. Step 3: Cross multiply
    179,680.24x = 247,959.90 × 99,109.94
  4. Step 4: Simplify right side
    179,680.24x = 24,575,290,811.41
  5. Step 5: Solve for x
    x = 24,575,290,811.41/179,680.24
  6. Step 6: Final answer
    x = 136,772.36

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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.