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Finding the Fourth Proportional to 180,375.18, 248,918.04 and 99,806.10

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Solution

The fourth proportional to 180,375.18, 248,918.04 and 99,806.10 is: 137,732.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,375.18 : 248,918.04 = 99,806.10 : x
  2. Step 2: Convert to fraction form
    180,375.18/248,918.04 = 99,806.10/x
  3. Step 3: Cross multiply
    180,375.18x = 248,918.04 × 99,806.10
  4. Step 4: Simplify right side
    180,375.18x = 24,843,538,792.04
  5. Step 5: Solve for x
    x = 24,843,538,792.04/180,375.18
  6. Step 6: Final answer
    x = 137,732.58

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.