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Finding the Fourth Proportional to 60,796.20, 91,194.69 and 19,243.20

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Solution

The fourth proportional to 60,796.20, 91,194.69 and 19,243.20 is: 28,864.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,796.20 : 91,194.69 = 19,243.20 : x
  2. Step 2: Convert to fraction form
    60,796.20/91,194.69 = 19,243.20/x
  3. Step 3: Cross multiply
    60,796.20x = 91,194.69 × 19,243.20
  4. Step 4: Simplify right side
    60,796.20x = 1,754,877,658.61
  5. Step 5: Solve for x
    x = 1,754,877,658.61/60,796.20
  6. Step 6: Final answer
    x = 28,864.92

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1.5x scale

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.