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Finding the Fourth Proportional to 202,240.40, 303,360.60 and 127,116.95

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Solution

The fourth proportional to 202,240.40, 303,360.60 and 127,116.95 is: 190,675.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,240.40 : 303,360.60 = 127,116.95 : x
  2. Step 2: Convert to fraction form
    202,240.40/303,360.60 = 127,116.95/x
  3. Step 3: Cross multiply
    202,240.40x = 303,360.60 × 127,116.95
  4. Step 4: Simplify right side
    202,240.40x = 38,562,274,222.17
  5. Step 5: Solve for x
    x = 38,562,274,222.17/202,240.40
  6. Step 6: Final answer
    x = 190,675.43

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.