Home / 134,212.98-201,171.84-55,284.15

Finding the Fourth Proportional to 134,212.98, 201,171.84 and 55,284.15

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Solution

The fourth proportional to 134,212.98, 201,171.84 and 55,284.15 is: 82,865.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,212.98 : 201,171.84 = 55,284.15 : x
  2. Step 2: Convert to fraction form
    134,212.98/201,171.84 = 55,284.15/x
  3. Step 3: Cross multiply
    134,212.98x = 201,171.84 × 55,284.15
  4. Step 4: Simplify right side
    134,212.98x = 11,121,613,172.48
  5. Step 5: Solve for x
    x = 11,121,613,172.48/134,212.98
  6. Step 6: Final answer
    x = 82,865.41

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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.