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Finding the Fourth Proportional to 202,982.20, 304,473.30 and 62,740.60

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Solution

The fourth proportional to 202,982.20, 304,473.30 and 62,740.60 is: 94,110.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,982.20 : 304,473.30 = 62,740.60 : x
  2. Step 2: Convert to fraction form
    202,982.20/304,473.30 = 62,740.60/x
  3. Step 3: Cross multiply
    202,982.20x = 304,473.30 × 62,740.60
  4. Step 4: Simplify right side
    202,982.20x = 19,102,837,525.98
  5. Step 5: Solve for x
    x = 19,102,837,525.98/202,982.20
  6. Step 6: Final answer
    x = 94,110.90

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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.