Home / 134,789.54-202,308.44-68,275.98

Finding the Fourth Proportional to 134,789.54, 202,308.44 and 68,275.98

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Solution

The fourth proportional to 134,789.54, 202,308.44 and 68,275.98 is: 102,476.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,789.54 : 202,308.44 = 68,275.98 : x
  2. Step 2: Convert to fraction form
    134,789.54/202,308.44 = 68,275.98/x
  3. Step 3: Cross multiply
    134,789.54x = 202,308.44 × 68,275.98
  4. Step 4: Simplify right side
    134,789.54x = 13,812,806,661.89
  5. Step 5: Solve for x
    x = 13,812,806,661.89/134,789.54
  6. Step 6: Final answer
    x = 102,476.85

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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.