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Finding the Fourth Proportional to 60,796.08, 91,193.04 and 19,242

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Solution

The fourth proportional to 60,796.08, 91,193.04 and 19,242 is: 28,862.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,796.08 : 91,193.04 = 19,242 : x
  2. Step 2: Convert to fraction form
    60,796.08/91,193.04 = 19,242/x
  3. Step 3: Cross multiply
    60,796.08x = 91,193.04 × 19,242
  4. Step 4: Simplify right side
    60,796.08x = 1,754,736,475.68
  5. Step 5: Solve for x
    x = 1,754,736,475.68/60,796.08
  6. Step 6: Final answer
    x = 28,862.66

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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.