Home / 91,093.62-125,709.39-50,806.35

Finding the Fourth Proportional to 91,093.62, 125,709.39 and 50,806.35

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Solution

The fourth proportional to 91,093.62, 125,709.39 and 50,806.35 is: 70,112.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,093.62 : 125,709.39 = 50,806.35 : x
  2. Step 2: Convert to fraction form
    91,093.62/125,709.39 = 50,806.35/x
  3. Step 3: Cross multiply
    91,093.62x = 125,709.39 × 50,806.35
  4. Step 4: Simplify right side
    91,093.62x = 6,386,835,266.63
  5. Step 5: Solve for x
    x = 6,386,835,266.63/91,093.62
  6. Step 6: Final answer
    x = 70,112.87

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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.