Home / 149,639.70-223,811.55-133,958.10

Finding the Fourth Proportional to 149,639.70, 223,811.55 and 133,958.10

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Solution

The fourth proportional to 149,639.70, 223,811.55 and 133,958.10 is: 200,357.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,639.70 : 223,811.55 = 133,958.10 : x
  2. Step 2: Convert to fraction form
    149,639.70/223,811.55 = 133,958.10/x
  3. Step 3: Cross multiply
    149,639.70x = 223,811.55 × 133,958.10
  4. Step 4: Simplify right side
    149,639.70x = 29,981,369,996.06
  5. Step 5: Solve for x
    x = 29,981,369,996.06/149,639.70
  6. Step 6: Final answer
    x = 200,357.06

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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.