Home / 444,931.06-667,391.02-107,974.50

Finding the Fourth Proportional to 444,931.06, 667,391.02 and 107,974.50

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Solution

The fourth proportional to 444,931.06, 667,391.02 and 107,974.50 is: 161,960.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,931.06 : 667,391.02 = 107,974.50 : x
  2. Step 2: Convert to fraction form
    444,931.06/667,391.02 = 107,974.50/x
  3. Step 3: Cross multiply
    444,931.06x = 667,391.02 × 107,974.50
  4. Step 4: Simplify right side
    444,931.06x = 72,061,211,688.99
  5. Step 5: Solve for x
    x = 72,061,211,688.99/444,931.06
  6. Step 6: Final answer
    x = 161,960.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.