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Finding the Fourth Proportional to 60,796.58, 91,193.79 and 19,242.50

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Solution

The fourth proportional to 60,796.58, 91,193.79 and 19,242.50 is: 28,863.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,796.58 : 91,193.79 = 19,242.50 : x
  2. Step 2: Convert to fraction form
    60,796.58/91,193.79 = 19,242.50/x
  3. Step 3: Cross multiply
    60,796.58x = 91,193.79 × 19,242.50
  4. Step 4: Simplify right side
    60,796.58x = 1,754,796,504.08
  5. Step 5: Solve for x
    x = 1,754,796,504.08/60,796.58
  6. Step 6: Final answer
    x = 28,863.41

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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.