Home / 91,873.30-126,791.43-51,042.22

Finding the Fourth Proportional to 91,873.30, 126,791.43 and 51,042.22

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Solution

The fourth proportional to 91,873.30, 126,791.43 and 51,042.22 is: 70,441.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,873.30 : 126,791.43 = 51,042.22 : x
  2. Step 2: Convert to fraction form
    91,873.30/126,791.43 = 51,042.22/x
  3. Step 3: Cross multiply
    91,873.30x = 126,791.43 × 51,042.22
  4. Step 4: Simplify right side
    91,873.30x = 6,471,716,064.17
  5. Step 5: Solve for x
    x = 6,471,716,064.17/91,873.30
  6. Step 6: Final answer
    x = 70,441.75

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1.5x scale

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.