Home / 168,040.24-252,176.77-66,827.92

Finding the Fourth Proportional to 168,040.24, 252,176.77 and 66,827.92

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Solution

The fourth proportional to 168,040.24, 252,176.77 and 66,827.92 is: 100,288.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,040.24 : 252,176.77 = 66,827.92 : x
  2. Step 2: Convert to fraction form
    168,040.24/252,176.77 = 66,827.92/x
  3. Step 3: Cross multiply
    168,040.24x = 252,176.77 × 66,827.92
  4. Step 4: Simplify right side
    168,040.24x = 16,852,449,011.42
  5. Step 5: Solve for x
    x = 16,852,449,011.42/168,040.24
  6. Step 6: Final answer
    x = 100,288.18

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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.