Home / 198,499.11-297,709.30-97,253.83

Finding the Fourth Proportional to 198,499.11, 297,709.30 and 97,253.83

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Solution

The fourth proportional to 198,499.11, 297,709.30 and 97,253.83 is: 145,861.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,499.11 : 297,709.30 = 97,253.83 : x
  2. Step 2: Convert to fraction form
    198,499.11/297,709.30 = 97,253.83/x
  3. Step 3: Cross multiply
    198,499.11x = 297,709.30 × 97,253.83
  4. Step 4: Simplify right side
    198,499.11x = 28,953,369,651.62
  5. Step 5: Solve for x
    x = 28,953,369,651.62/198,499.11
  6. Step 6: Final answer
    x = 145,861.46

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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.