Home / 94,986.72-131,077.71-51,966

Finding the Fourth Proportional to 94,986.72, 131,077.71 and 51,966

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Solution

The fourth proportional to 94,986.72, 131,077.71 and 51,966 is: 71,710.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    94,986.72 : 131,077.71 = 51,966 : x
  2. Step 2: Convert to fraction form
    94,986.72/131,077.71 = 51,966/x
  3. Step 3: Cross multiply
    94,986.72x = 131,077.71 × 51,966
  4. Step 4: Simplify right side
    94,986.72x = 6,811,584,277.86
  5. Step 5: Solve for x
    x = 6,811,584,277.86/94,986.72
  6. Step 6: Final answer
    x = 71,710.91

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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.