Home / 199,733.76-299,658.24-88,899.84

Finding the Fourth Proportional to 199,733.76, 299,658.24 and 88,899.84

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Solution

The fourth proportional to 199,733.76, 299,658.24 and 88,899.84 is: 133,375.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,733.76 : 299,658.24 = 88,899.84 : x
  2. Step 2: Convert to fraction form
    199,733.76/299,658.24 = 88,899.84/x
  3. Step 3: Cross multiply
    199,733.76x = 299,658.24 × 88,899.84
  4. Step 4: Simplify right side
    199,733.76x = 26,639,569,590.68
  5. Step 5: Solve for x
    x = 26,639,569,590.68/199,733.76
  6. Step 6: Final answer
    x = 133,375.40

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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.