Home / 247,889.43-342,087.30-134,712.18

Finding the Fourth Proportional to 247,889.43, 342,087.30 and 134,712.18

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Solution

The fourth proportional to 247,889.43, 342,087.30 and 134,712.18 is: 185,902.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,889.43 : 342,087.30 = 134,712.18 : x
  2. Step 2: Convert to fraction form
    247,889.43/342,087.30 = 134,712.18/x
  3. Step 3: Cross multiply
    247,889.43x = 342,087.30 × 134,712.18
  4. Step 4: Simplify right side
    247,889.43x = 46,083,325,933.31
  5. Step 5: Solve for x
    x = 46,083,325,933.31/247,889.43
  6. Step 6: Final answer
    x = 185,902.75

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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.