Home / 134,485.66-201,743.11-50,286.16

Finding the Fourth Proportional to 134,485.66, 201,743.11 and 50,286.16

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Solution

The fourth proportional to 134,485.66, 201,743.11 and 50,286.16 is: 75,434.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,485.66 : 201,743.11 = 50,286.16 : x
  2. Step 2: Convert to fraction form
    134,485.66/201,743.11 = 50,286.16/x
  3. Step 3: Cross multiply
    134,485.66x = 201,743.11 × 50,286.16
  4. Step 4: Simplify right side
    134,485.66x = 10,144,886,308.36
  5. Step 5: Solve for x
    x = 10,144,886,308.36/134,485.66
  6. Step 6: Final answer
    x = 75,434.71

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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.