Home / 134,263.38-201,485.55-55,375.86

Finding the Fourth Proportional to 134,263.38, 201,485.55 and 55,375.86

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Solution

The fourth proportional to 134,263.38, 201,485.55 and 55,375.86 is: 83,101.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,263.38 : 201,485.55 = 55,375.86 : x
  2. Step 2: Convert to fraction form
    134,263.38/201,485.55 = 55,375.86/x
  3. Step 3: Cross multiply
    134,263.38x = 201,485.55 × 55,375.86
  4. Step 4: Simplify right side
    134,263.38x = 11,157,435,608.82
  5. Step 5: Solve for x
    x = 11,157,435,608.82/134,263.38
  6. Step 6: Final answer
    x = 83,101.11

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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.