Home / 198,327.56-297,512.53-63,344.50

Finding the Fourth Proportional to 198,327.56, 297,512.53 and 63,344.50

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Solution

The fourth proportional to 198,327.56, 297,512.53 and 63,344.50 is: 95,023.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,327.56 : 297,512.53 = 63,344.50 : x
  2. Step 2: Convert to fraction form
    198,327.56/297,512.53 = 63,344.50/x
  3. Step 3: Cross multiply
    198,327.56x = 297,512.53 × 63,344.50
  4. Step 4: Simplify right side
    198,327.56x = 18,845,781,554.44
  5. Step 5: Solve for x
    x = 18,845,781,554.44/198,327.56
  6. Step 6: Final answer
    x = 95,023.52

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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.