Home / 226,631.40-339,947.10-151,981.80

Finding the Fourth Proportional to 226,631.40, 339,947.10 and 151,981.80

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Solution

The fourth proportional to 226,631.40, 339,947.10 and 151,981.80 is: 227,972.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,631.40 : 339,947.10 = 151,981.80 : x
  2. Step 2: Convert to fraction form
    226,631.40/339,947.10 = 151,981.80/x
  3. Step 3: Cross multiply
    226,631.40x = 339,947.10 × 151,981.80
  4. Step 4: Simplify right side
    226,631.40x = 51,665,772,162.78
  5. Step 5: Solve for x
    x = 51,665,772,162.78/226,631.40
  6. Step 6: Final answer
    x = 227,972.70

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1.5x scale

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.