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Finding the Fourth Proportional to 60,922.84, 91,383.30 and 19,369.24

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Solution

The fourth proportional to 60,922.84, 91,383.30 and 19,369.24 is: 29,053.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,922.84 : 91,383.30 = 19,369.24 : x
  2. Step 2: Convert to fraction form
    60,922.84/91,383.30 = 19,369.24/x
  3. Step 3: Cross multiply
    60,922.84x = 91,383.30 × 19,369.24
  4. Step 4: Simplify right side
    60,922.84x = 1,770,025,069.69
  5. Step 5: Solve for x
    x = 1,770,025,069.69/60,922.84
  6. Step 6: Final answer
    x = 29,053.55

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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.