Home / 198,195.08-297,311.76-56,045

Finding the Fourth Proportional to 198,195.08, 297,311.76 and 56,045

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Solution

The fourth proportional to 198,195.08, 297,311.76 and 56,045 is: 84,072.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,195.08 : 297,311.76 = 56,045 : x
  2. Step 2: Convert to fraction form
    198,195.08/297,311.76 = 56,045/x
  3. Step 3: Cross multiply
    198,195.08x = 297,311.76 × 56,045
  4. Step 4: Simplify right side
    198,195.08x = 16,662,837,589.20
  5. Step 5: Solve for x
    x = 16,662,837,589.20/198,195.08
  6. Step 6: Final answer
    x = 84,072.91

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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.