Home / 298,899.57-448,251.85-99,166.33

Finding the Fourth Proportional to 298,899.57, 448,251.85 and 99,166.33

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Solution

The fourth proportional to 298,899.57, 448,251.85 and 99,166.33 is: 148,717.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,899.57 : 448,251.85 = 99,166.33 : x
  2. Step 2: Convert to fraction form
    298,899.57/448,251.85 = 99,166.33/x
  3. Step 3: Cross multiply
    298,899.57x = 448,251.85 × 99,166.33
  4. Step 4: Simplify right side
    298,899.57x = 44,451,488,764.16
  5. Step 5: Solve for x
    x = 44,451,488,764.16/298,899.57
  6. Step 6: Final answer
    x = 148,717.14

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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.