Home / 247,716.12-341,848.92-145,745.43

Finding the Fourth Proportional to 247,716.12, 341,848.92 and 145,745.43

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Solution

The fourth proportional to 247,716.12, 341,848.92 and 145,745.43 is: 201,129.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,716.12 : 341,848.92 = 145,745.43 : x
  2. Step 2: Convert to fraction form
    247,716.12/341,848.92 = 145,745.43/x
  3. Step 3: Cross multiply
    247,716.12x = 341,848.92 × 145,745.43
  4. Step 4: Simplify right side
    247,716.12x = 49,822,917,105.05
  5. Step 5: Solve for x
    x = 49,822,917,105.05/247,716.12
  6. Step 6: Final answer
    x = 201,129.08

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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.