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Finding the Fourth Proportional to 192,250.52, 288,383.71 and 65,977.53

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Solution

The fourth proportional to 192,250.52, 288,383.71 and 65,977.53 is: 98,969.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,250.52 : 288,383.71 = 65,977.53 : x
  2. Step 2: Convert to fraction form
    192,250.52/288,383.71 = 65,977.53/x
  3. Step 3: Cross multiply
    192,250.52x = 288,383.71 × 65,977.53
  4. Step 4: Simplify right side
    192,250.52x = 19,026,844,878.04
  5. Step 5: Solve for x
    x = 19,026,844,878.04/192,250.52
  6. Step 6: Final answer
    x = 98,969.02

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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.