Home / 146,363.75-201,979.34-82,700.18

Finding the Fourth Proportional to 146,363.75, 201,979.34 and 82,700.18

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Solution

The fourth proportional to 146,363.75, 201,979.34 and 82,700.18 is: 114,124.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,363.75 : 201,979.34 = 82,700.18 : x
  2. Step 2: Convert to fraction form
    146,363.75/201,979.34 = 82,700.18/x
  3. Step 3: Cross multiply
    146,363.75x = 201,979.34 × 82,700.18
  4. Step 4: Simplify right side
    146,363.75x = 16,703,726,350.88
  5. Step 5: Solve for x
    x = 16,703,726,350.88/146,363.75
  6. Step 6: Final answer
    x = 114,124.75

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1.5x scale

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.