Home / 108,726.26-150,047.29-67,914.56

Finding the Fourth Proportional to 108,726.26, 150,047.29 and 67,914.56

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Solution

The fourth proportional to 108,726.26, 150,047.29 and 67,914.56 is: 93,725.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,726.26 : 150,047.29 = 67,914.56 : x
  2. Step 2: Convert to fraction form
    108,726.26/150,047.29 = 67,914.56/x
  3. Step 3: Cross multiply
    108,726.26x = 150,047.29 × 67,914.56
  4. Step 4: Simplify right side
    108,726.26x = 10,190,394,929.31
  5. Step 5: Solve for x
    x = 10,190,394,929.31/108,726.26
  6. Step 6: Final answer
    x = 93,725.24

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.