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Finding the Fourth Proportional to 202,994.20, 304,491.30 and 62,752.60

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Solution

The fourth proportional to 202,994.20, 304,491.30 and 62,752.60 is: 94,128.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,994.20 : 304,491.30 = 62,752.60 : x
  2. Step 2: Convert to fraction form
    202,994.20/304,491.30 = 62,752.60/x
  3. Step 3: Cross multiply
    202,994.20x = 304,491.30 × 62,752.60
  4. Step 4: Simplify right side
    202,994.20x = 19,107,620,752.38
  5. Step 5: Solve for x
    x = 19,107,620,752.38/202,994.20
  6. Step 6: Final answer
    x = 94,128.90

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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.