Home / 134,187.88-201,235.74-51,105.64

Finding the Fourth Proportional to 134,187.88, 201,235.74 and 51,105.64

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Solution

The fourth proportional to 134,187.88, 201,235.74 and 51,105.64 is: 76,640.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,187.88 : 201,235.74 = 51,105.64 : x
  2. Step 2: Convert to fraction form
    134,187.88/201,235.74 = 51,105.64/x
  3. Step 3: Cross multiply
    134,187.88x = 201,235.74 × 51,105.64
  4. Step 4: Simplify right side
    134,187.88x = 10,284,281,283.57
  5. Step 5: Solve for x
    x = 10,284,281,283.57/134,187.88
  6. Step 6: Final answer
    x = 76,640.91

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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.