Home / 119,736.16-179,673.98-66,472.71

Finding the Fourth Proportional to 119,736.16, 179,673.98 and 66,472.71

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Solution

The fourth proportional to 119,736.16, 179,673.98 and 66,472.71 is: 99,747.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,736.16 : 179,673.98 = 66,472.71 : x
  2. Step 2: Convert to fraction form
    119,736.16/179,673.98 = 66,472.71/x
  3. Step 3: Cross multiply
    119,736.16x = 179,673.98 × 66,472.71
  4. Step 4: Simplify right side
    119,736.16x = 11,943,416,367.09
  5. Step 5: Solve for x
    x = 11,943,416,367.09/119,736.16
  6. Step 6: Final answer
    x = 99,747.78

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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.