Home / 247,986.36-342,228.24-140,552.01

Finding the Fourth Proportional to 247,986.36, 342,228.24 and 140,552.01

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Solution

The fourth proportional to 247,986.36, 342,228.24 and 140,552.01 is: 193,965.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,986.36 : 342,228.24 = 140,552.01 : x
  2. Step 2: Convert to fraction form
    247,986.36/342,228.24 = 140,552.01/x
  3. Step 3: Cross multiply
    247,986.36x = 342,228.24 × 140,552.01
  4. Step 4: Simplify right side
    247,986.36x = 48,100,867,010.76
  5. Step 5: Solve for x
    x = 48,100,867,010.76/247,986.36
  6. Step 6: Final answer
    x = 193,965.78

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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.