Home / 198,158.33-297,175.05-65,007.56

Finding the Fourth Proportional to 198,158.33, 297,175.05 and 65,007.56

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Solution

The fourth proportional to 198,158.33, 297,175.05 and 65,007.56 is: 97,490.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,158.33 : 297,175.05 = 65,007.56 : x
  2. Step 2: Convert to fraction form
    198,158.33/297,175.05 = 65,007.56/x
  3. Step 3: Cross multiply
    198,158.33x = 297,175.05 × 65,007.56
  4. Step 4: Simplify right side
    198,158.33x = 19,318,624,893.38
  5. Step 5: Solve for x
    x = 19,318,624,893.38/198,158.33
  6. Step 6: Final answer
    x = 97,490.85

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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.