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Finding the Fourth Proportional to 202,197.16, 303,284.79 and 61,956.19

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Solution

The fourth proportional to 202,197.16, 303,284.79 and 61,956.19 is: 92,930.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,197.16 : 303,284.79 = 61,956.19 : x
  2. Step 2: Convert to fraction form
    202,197.16/303,284.79 = 61,956.19/x
  3. Step 3: Cross multiply
    202,197.16x = 303,284.79 × 61,956.19
  4. Step 4: Simplify right side
    202,197.16x = 18,790,370,073.35
  5. Step 5: Solve for x
    x = 18,790,370,073.35/202,197.16
  6. Step 6: Final answer
    x = 92,930.93

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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.