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Finding the Fourth Proportional to 192,477.84, 288,717 and 52,236.48

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Solution

The fourth proportional to 192,477.84, 288,717 and 52,236.48 is: 78,354.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,477.84 : 288,717 = 52,236.48 : x
  2. Step 2: Convert to fraction form
    192,477.84/288,717 = 52,236.48/x
  3. Step 3: Cross multiply
    192,477.84x = 288,717 × 52,236.48
  4. Step 4: Simplify right side
    192,477.84x = 15,081,559,796.16
  5. Step 5: Solve for x
    x = 15,081,559,796.16/192,477.84
  6. Step 6: Final answer
    x = 78,354.79

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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.