Home / 198,063.06-297,283.23-122,955.90

Finding the Fourth Proportional to 198,063.06, 297,283.23 and 122,955.90

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Solution

The fourth proportional to 198,063.06, 297,283.23 and 122,955.90 is: 184,550.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,063.06 : 297,283.23 = 122,955.90 : x
  2. Step 2: Convert to fraction form
    198,063.06/297,283.23 = 122,955.90/x
  3. Step 3: Cross multiply
    198,063.06x = 297,283.23 × 122,955.90
  4. Step 4: Simplify right side
    198,063.06x = 36,552,727,099.56
  5. Step 5: Solve for x
    x = 36,552,727,099.56/198,063.06
  6. Step 6: Final answer
    x = 184,550.96

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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.