Home / 124,152.16-186,227.13-82,219.86

Finding the Fourth Proportional to 124,152.16, 186,227.13 and 82,219.86

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Solution

The fourth proportional to 124,152.16, 186,227.13 and 82,219.86 is: 123,329.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    124,152.16 : 186,227.13 = 82,219.86 : x
  2. Step 2: Convert to fraction form
    124,152.16/186,227.13 = 82,219.86/x
  3. Step 3: Cross multiply
    124,152.16x = 186,227.13 × 82,219.86
  4. Step 4: Simplify right side
    124,152.16x = 15,311,568,556.80
  5. Step 5: Solve for x
    x = 15,311,568,556.80/124,152.16
  6. Step 6: Final answer
    x = 123,329.05

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1.5x scale

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.