Home / 79,277.04-109,361.88-60,381.36

Finding the Fourth Proportional to 79,277.04, 109,361.88 and 60,381.36

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Solution

The fourth proportional to 79,277.04, 109,361.88 and 60,381.36 is: 83,295.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,277.04 : 109,361.88 = 60,381.36 : x
  2. Step 2: Convert to fraction form
    79,277.04/109,361.88 = 60,381.36/x
  3. Step 3: Cross multiply
    79,277.04x = 109,361.88 × 60,381.36
  4. Step 4: Simplify right side
    79,277.04x = 6,603,419,046.56
  5. Step 5: Solve for x
    x = 6,603,419,046.56/79,277.04
  6. Step 6: Final answer
    x = 83,295.48

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.