Home / 198,385.22-297,309.98-92,968.58

Finding the Fourth Proportional to 198,385.22, 297,309.98 and 92,968.58

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Solution

The fourth proportional to 198,385.22, 297,309.98 and 92,968.58 is: 139,327.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,385.22 : 297,309.98 = 92,968.58 : x
  2. Step 2: Convert to fraction form
    198,385.22/297,309.98 = 92,968.58/x
  3. Step 3: Cross multiply
    198,385.22x = 297,309.98 × 92,968.58
  4. Step 4: Simplify right side
    198,385.22x = 27,640,484,709.04
  5. Step 5: Solve for x
    x = 27,640,484,709.04/198,385.22
  6. Step 6: Final answer
    x = 139,327.34

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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.