Home / 179,122.20-247,020.86-111,150.24

Finding the Fourth Proportional to 179,122.20, 247,020.86 and 111,150.24

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Solution

The fourth proportional to 179,122.20, 247,020.86 and 111,150.24 is: 153,283.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,122.20 : 247,020.86 = 111,150.24 : x
  2. Step 2: Convert to fraction form
    179,122.20/247,020.86 = 111,150.24/x
  3. Step 3: Cross multiply
    179,122.20x = 247,020.86 × 111,150.24
  4. Step 4: Simplify right side
    179,122.20x = 27,456,427,874.01
  5. Step 5: Solve for x
    x = 27,456,427,874.01/179,122.20
  6. Step 6: Final answer
    x = 153,283.22

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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.