Home / 198,735.46-297,727.66-117,439.98

Finding the Fourth Proportional to 198,735.46, 297,727.66 and 117,439.98

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Solution

The fourth proportional to 198,735.46, 297,727.66 and 117,439.98 is: 175,938.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,735.46 : 297,727.66 = 117,439.98 : x
  2. Step 2: Convert to fraction form
    198,735.46/297,727.66 = 117,439.98/x
  3. Step 3: Cross multiply
    198,735.46x = 297,727.66 × 117,439.98
  4. Step 4: Simplify right side
    198,735.46x = 34,965,130,435.85
  5. Step 5: Solve for x
    x = 34,965,130,435.85/198,735.46
  6. Step 6: Final answer
    x = 175,938.06

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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.