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Finding the Fourth Proportional to 60,753.24, 91,129.86 and 19,197

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Solution

The fourth proportional to 60,753.24, 91,129.86 and 19,197 is: 28,795.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,753.24 : 91,129.86 = 19,197 : x
  2. Step 2: Convert to fraction form
    60,753.24/91,129.86 = 19,197/x
  3. Step 3: Cross multiply
    60,753.24x = 91,129.86 × 19,197
  4. Step 4: Simplify right side
    60,753.24x = 1,749,419,922.42
  5. Step 5: Solve for x
    x = 1,749,419,922.42/60,753.24
  6. Step 6: Final answer
    x = 28,795.50

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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.