Home / 247,739.28-371,308.68-114,342

Finding the Fourth Proportional to 247,739.28, 371,308.68 and 114,342

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Solution

The fourth proportional to 247,739.28, 371,308.68 and 114,342 is: 171,374.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,739.28 : 371,308.68 = 114,342 : x
  2. Step 2: Convert to fraction form
    247,739.28/371,308.68 = 114,342/x
  3. Step 3: Cross multiply
    247,739.28x = 371,308.68 × 114,342
  4. Step 4: Simplify right side
    247,739.28x = 42,456,177,088.56
  5. Step 5: Solve for x
    x = 42,456,177,088.56/247,739.28
  6. Step 6: Final answer
    x = 171,374.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.