Home / 198,202.20-297,191.76-65,071.24

Finding the Fourth Proportional to 198,202.20, 297,191.76 and 65,071.24

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Solution

The fourth proportional to 198,202.20, 297,191.76 and 65,071.24 is: 97,570.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,202.20 : 297,191.76 = 65,071.24 : x
  2. Step 2: Convert to fraction form
    198,202.20/297,191.76 = 65,071.24/x
  3. Step 3: Cross multiply
    198,202.20x = 297,191.76 × 65,071.24
  4. Step 4: Simplify right side
    198,202.20x = 19,338,636,340.98
  5. Step 5: Solve for x
    x = 19,338,636,340.98/198,202.20
  6. Step 6: Final answer
    x = 97,570.24

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1.5x scale

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.