Home / 114,791.28-172,153.44-44,653.92

Finding the Fourth Proportional to 114,791.28, 172,153.44 and 44,653.92

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Solution

The fourth proportional to 114,791.28, 172,153.44 and 44,653.92 is: 66,967.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,791.28 : 172,153.44 = 44,653.92 : x
  2. Step 2: Convert to fraction form
    114,791.28/172,153.44 = 44,653.92/x
  3. Step 3: Cross multiply
    114,791.28x = 172,153.44 × 44,653.92
  4. Step 4: Simplify right side
    114,791.28x = 7,687,325,937.48
  5. Step 5: Solve for x
    x = 7,687,325,937.48/114,791.28
  6. Step 6: Final answer
    x = 66,967.86

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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.