Home / 198,385.14-297,544.86-65,267.04

Finding the Fourth Proportional to 198,385.14, 297,544.86 and 65,267.04

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Solution

The fourth proportional to 198,385.14, 297,544.86 and 65,267.04 is: 97,889.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,385.14 : 297,544.86 = 65,267.04 : x
  2. Step 2: Convert to fraction form
    198,385.14/297,544.86 = 65,267.04/x
  3. Step 3: Cross multiply
    198,385.14x = 297,544.86 × 65,267.04
  4. Step 4: Simplify right side
    198,385.14x = 19,419,872,279.41
  5. Step 5: Solve for x
    x = 19,419,872,279.41/198,385.14
  6. Step 6: Final answer
    x = 97,889.75

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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.