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Finding the Fourth Proportional to 262,002.94, 393,087.44 and 93,519.54

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Solution

The fourth proportional to 262,002.94, 393,087.44 and 93,519.54 is: 140,308.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,002.94 : 393,087.44 = 93,519.54 : x
  2. Step 2: Convert to fraction form
    262,002.94/393,087.44 = 93,519.54/x
  3. Step 3: Cross multiply
    262,002.94x = 393,087.44 × 93,519.54
  4. Step 4: Simplify right side
    262,002.94x = 36,761,356,568.58
  5. Step 5: Solve for x
    x = 36,761,356,568.58/262,002.94
  6. Step 6: Final answer
    x = 140,308.95

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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.