Home / 91,111.27-125,736.68-52,867.93

Finding the Fourth Proportional to 91,111.27, 125,736.68 and 52,867.93

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Solution

The fourth proportional to 91,111.27, 125,736.68 and 52,867.93 is: 72,959.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,111.27 : 125,736.68 = 52,867.93 : x
  2. Step 2: Convert to fraction form
    91,111.27/125,736.68 = 52,867.93/x
  3. Step 3: Cross multiply
    91,111.27x = 125,736.68 × 52,867.93
  4. Step 4: Simplify right side
    91,111.27x = 6,647,437,732.33
  5. Step 5: Solve for x
    x = 6,647,437,732.33/91,111.27
  6. Step 6: Final answer
    x = 72,959.56

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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.