Home / 134,212.73-201,171.47-55,283.90

Finding the Fourth Proportional to 134,212.73, 201,171.47 and 55,283.90

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Solution

The fourth proportional to 134,212.73, 201,171.47 and 55,283.90 is: 82,865.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,212.73 : 201,171.47 = 55,283.90 : x
  2. Step 2: Convert to fraction form
    134,212.73/201,171.47 = 55,283.90/x
  3. Step 3: Cross multiply
    134,212.73x = 201,171.47 × 55,283.90
  4. Step 4: Simplify right side
    134,212.73x = 11,121,542,148.06
  5. Step 5: Solve for x
    x = 11,121,542,148.06/134,212.73
  6. Step 6: Final answer
    x = 82,865.03

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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.