Home / 91,273.06-125,949.54-50,983.66

Finding the Fourth Proportional to 91,273.06, 125,949.54 and 50,983.66

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Solution

The fourth proportional to 91,273.06, 125,949.54 and 50,983.66 is: 70,353.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,273.06 : 125,949.54 = 50,983.66 : x
  2. Step 2: Convert to fraction form
    91,273.06/125,949.54 = 50,983.66/x
  3. Step 3: Cross multiply
    91,273.06x = 125,949.54 × 50,983.66
  4. Step 4: Simplify right side
    91,273.06x = 6,421,368,524.52
  5. Step 5: Solve for x
    x = 6,421,368,524.52/91,273.06
  6. Step 6: Final answer
    x = 70,353.38

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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.