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Finding the Fourth Proportional to 135,301.56, 202,928.58 and 41,808.12

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Solution

The fourth proportional to 135,301.56, 202,928.58 and 41,808.12 is: 62,704.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,301.56 : 202,928.58 = 41,808.12 : x
  2. Step 2: Convert to fraction form
    135,301.56/202,928.58 = 41,808.12/x
  3. Step 3: Cross multiply
    135,301.56x = 202,928.58 × 41,808.12
  4. Step 4: Simplify right side
    135,301.56x = 8,484,062,424.07
  5. Step 5: Solve for x
    x = 8,484,062,424.07/135,301.56
  6. Step 6: Final answer
    x = 62,704.84

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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.