Home / 198,298.13-297,403.46-58,067.69

Finding the Fourth Proportional to 198,298.13, 297,403.46 and 58,067.69

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Solution

The fourth proportional to 198,298.13, 297,403.46 and 58,067.69 is: 87,088.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,298.13 : 297,403.46 = 58,067.69 : x
  2. Step 2: Convert to fraction form
    198,298.13/297,403.46 = 58,067.69/x
  3. Step 3: Cross multiply
    198,298.13x = 297,403.46 × 58,067.69
  4. Step 4: Simplify right side
    198,298.13x = 17,269,531,629.87
  5. Step 5: Solve for x
    x = 17,269,531,629.87/198,298.13
  6. Step 6: Final answer
    x = 87,088.73

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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.