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Finding the Fourth Proportional to 262,219.84, 393,202.32 and 93,736.60

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Solution

The fourth proportional to 262,219.84, 393,202.32 and 93,736.60 is: 140,559.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    262,219.84 : 393,202.32 = 93,736.60 : x
  2. Step 2: Convert to fraction form
    262,219.84/393,202.32 = 93,736.60/x
  3. Step 3: Cross multiply
    262,219.84x = 393,202.32 × 93,736.60
  4. Step 4: Simplify right side
    262,219.84x = 36,857,448,588.91
  5. Step 5: Solve for x
    x = 36,857,448,588.91/262,219.84
  6. Step 6: Final answer
    x = 140,559.34

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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.