Home / 198,211.21-297,314.23-48,452.82

Finding the Fourth Proportional to 198,211.21, 297,314.23 and 48,452.82

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Solution

The fourth proportional to 198,211.21, 297,314.23 and 48,452.82 is: 72,678.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,211.21 : 297,314.23 = 48,452.82 : x
  2. Step 2: Convert to fraction form
    198,211.21/297,314.23 = 48,452.82/x
  3. Step 3: Cross multiply
    198,211.21x = 297,314.23 × 48,452.82
  4. Step 4: Simplify right side
    198,211.21x = 14,405,712,869.63
  5. Step 5: Solve for x
    x = 14,405,712,869.63/198,211.21
  6. Step 6: Final answer
    x = 72,678.60

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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.