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Finding the Fourth Proportional to 193,859.61, 290,789.52 and 60,750.29

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Solution

The fourth proportional to 193,859.61, 290,789.52 and 60,750.29 is: 91,125.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,859.61 : 290,789.52 = 60,750.29 : x
  2. Step 2: Convert to fraction form
    193,859.61/290,789.52 = 60,750.29/x
  3. Step 3: Cross multiply
    193,859.61x = 290,789.52 × 60,750.29
  4. Step 4: Simplify right side
    193,859.61x = 17,665,546,215.01
  5. Step 5: Solve for x
    x = 17,665,546,215.01/193,859.61
  6. Step 6: Final answer
    x = 91,125.46

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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.