Home / 179,045.05-268,567.09-66,722.71

Finding the Fourth Proportional to 179,045.05, 268,567.09 and 66,722.71

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Solution

The fourth proportional to 179,045.05, 268,567.09 and 66,722.71 is: 100,083.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,045.05 : 268,567.09 = 66,722.71 : x
  2. Step 2: Convert to fraction form
    179,045.05/268,567.09 = 66,722.71/x
  3. Step 3: Cross multiply
    179,045.05x = 268,567.09 × 66,722.71
  4. Step 4: Simplify right side
    179,045.05x = 17,919,524,061.61
  5. Step 5: Solve for x
    x = 17,919,524,061.61/179,045.05
  6. Step 6: Final answer
    x = 100,083.88

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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.