Home / 134,935.88-202,133.10-123,912.68

Finding the Fourth Proportional to 134,935.88, 202,133.10 and 123,912.68

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Solution

The fourth proportional to 134,935.88, 202,133.10 and 123,912.68 is: 185,620.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,935.88 : 202,133.10 = 123,912.68 : x
  2. Step 2: Convert to fraction form
    134,935.88/202,133.10 = 123,912.68/x
  3. Step 3: Cross multiply
    134,935.88x = 202,133.10 × 123,912.68
  4. Step 4: Simplify right side
    134,935.88x = 25,046,854,137.71
  5. Step 5: Solve for x
    x = 25,046,854,137.71/134,935.88
  6. Step 6: Final answer
    x = 185,620.42

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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.