Home / 133,540.26-200,022.40-125,688.92

Finding the Fourth Proportional to 133,540.26, 200,022.40 and 125,688.92

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Solution

The fourth proportional to 133,540.26, 200,022.40 and 125,688.92 is: 188,262.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,540.26 : 200,022.40 = 125,688.92 : x
  2. Step 2: Convert to fraction form
    133,540.26/200,022.40 = 125,688.92/x
  3. Step 3: Cross multiply
    133,540.26x = 200,022.40 × 125,688.92
  4. Step 4: Simplify right side
    133,540.26x = 25,140,599,431.81
  5. Step 5: Solve for x
    x = 25,140,599,431.81/133,540.26
  6. Step 6: Final answer
    x = 188,262.32

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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.