Home / 150,595.11-207,822.85-82,612.21

Finding the Fourth Proportional to 150,595.11, 207,822.85 and 82,612.21

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Solution

The fourth proportional to 150,595.11, 207,822.85 and 82,612.21 is: 114,005.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,595.11 : 207,822.85 = 82,612.21 : x
  2. Step 2: Convert to fraction form
    150,595.11/207,822.85 = 82,612.21/x
  3. Step 3: Cross multiply
    150,595.11x = 207,822.85 × 82,612.21
  4. Step 4: Simplify right side
    150,595.11x = 17,168,705,523.60
  5. Step 5: Solve for x
    x = 17,168,705,523.60/150,595.11
  6. Step 6: Final answer
    x = 114,005.73

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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.