Home / 134,216.38-201,176.88-55,287.55

Finding the Fourth Proportional to 134,216.38, 201,176.88 and 55,287.55

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Solution

The fourth proportional to 134,216.38, 201,176.88 and 55,287.55 is: 82,870.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,216.38 : 201,176.88 = 55,287.55 : x
  2. Step 2: Convert to fraction form
    134,216.38/201,176.88 = 55,287.55/x
  3. Step 3: Cross multiply
    134,216.38x = 201,176.88 × 55,287.55
  4. Step 4: Simplify right side
    134,216.38x = 11,122,576,811.84
  5. Step 5: Solve for x
    x = 11,122,576,811.84/134,216.38
  6. Step 6: Final answer
    x = 82,870.49

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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.