Home / 91,067.94-125,673.22-50,782.18

Finding the Fourth Proportional to 91,067.94, 125,673.22 and 50,782.18

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Solution

The fourth proportional to 91,067.94, 125,673.22 and 50,782.18 is: 70,079.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,067.94 : 125,673.22 = 50,782.18 : x
  2. Step 2: Convert to fraction form
    91,067.94/125,673.22 = 50,782.18/x
  3. Step 3: Cross multiply
    91,067.94x = 125,673.22 × 50,782.18
  4. Step 4: Simplify right side
    91,067.94x = 6,381,960,079.22
  5. Step 5: Solve for x
    x = 6,381,960,079.22/91,067.94
  6. Step 6: Final answer
    x = 70,079.11

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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.