Home / 179,650.70-247,912.61-99,078.18

Finding the Fourth Proportional to 179,650.70, 247,912.61 and 99,078.18

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Solution

The fourth proportional to 179,650.70, 247,912.61 and 99,078.18 is: 136,724.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,650.70 : 247,912.61 = 99,078.18 : x
  2. Step 2: Convert to fraction form
    179,650.70/247,912.61 = 99,078.18/x
  3. Step 3: Cross multiply
    179,650.70x = 247,912.61 × 99,078.18
  4. Step 4: Simplify right side
    179,650.70x = 24,562,730,197.85
  5. Step 5: Solve for x
    x = 24,562,730,197.85/179,650.70
  6. Step 6: Final answer
    x = 136,724.93

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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.