Home / 247,984.20-371,976.30-164,003.40

Finding the Fourth Proportional to 247,984.20, 371,976.30 and 164,003.40

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Solution

The fourth proportional to 247,984.20, 371,976.30 and 164,003.40 is: 246,005.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,984.20 : 371,976.30 = 164,003.40 : x
  2. Step 2: Convert to fraction form
    247,984.20/371,976.30 = 164,003.40/x
  3. Step 3: Cross multiply
    247,984.20x = 371,976.30 × 164,003.40
  4. Step 4: Simplify right side
    247,984.20x = 61,005,377,919.42
  5. Step 5: Solve for x
    x = 61,005,377,919.42/247,984.20
  6. Step 6: Final answer
    x = 246,005.10

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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.