Home / 134,963.26-202,567.71-71,836.36

Finding the Fourth Proportional to 134,963.26, 202,567.71 and 71,836.36

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Solution

The fourth proportional to 134,963.26, 202,567.71 and 71,836.36 is: 107,819.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,963.26 : 202,567.71 = 71,836.36 : x
  2. Step 2: Convert to fraction form
    134,963.26/202,567.71 = 71,836.36/x
  3. Step 3: Cross multiply
    134,963.26x = 202,567.71 × 71,836.36
  4. Step 4: Simplify right side
    134,963.26x = 14,551,726,939.94
  5. Step 5: Solve for x
    x = 14,551,726,939.94/134,963.26
  6. Step 6: Final answer
    x = 107,819.91

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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.