Home / 198,464.46-297,701.55-58,222.68

Finding the Fourth Proportional to 198,464.46, 297,701.55 and 58,222.68

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Solution

The fourth proportional to 198,464.46, 297,701.55 and 58,222.68 is: 87,335.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,464.46 : 297,701.55 = 58,222.68 : x
  2. Step 2: Convert to fraction form
    198,464.46/297,701.55 = 58,222.68/x
  3. Step 3: Cross multiply
    198,464.46x = 297,701.55 × 58,222.68
  4. Step 4: Simplify right side
    198,464.46x = 17,332,982,081.15
  5. Step 5: Solve for x
    x = 17,332,982,081.15/198,464.46
  6. Step 6: Final answer
    x = 87,335.45

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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.