Home / 134,221.66-201,160.26-55,391.24

Finding the Fourth Proportional to 134,221.66, 201,160.26 and 55,391.24

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Solution

The fourth proportional to 134,221.66, 201,160.26 and 55,391.24 is: 83,015.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,221.66 : 201,160.26 = 55,391.24 : x
  2. Step 2: Convert to fraction form
    134,221.66/201,160.26 = 55,391.24/x
  3. Step 3: Cross multiply
    134,221.66x = 201,160.26 × 55,391.24
  4. Step 4: Simplify right side
    134,221.66x = 11,142,516,743.02
  5. Step 5: Solve for x
    x = 11,142,516,743.02/134,221.66
  6. Step 6: Final answer
    x = 83,015.79

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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.