Home / 161,669.59-223,104.09-93,725.96

Finding the Fourth Proportional to 161,669.59, 223,104.09 and 93,725.96

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Solution

The fourth proportional to 161,669.59, 223,104.09 and 93,725.96 is: 129,341.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    161,669.59 : 223,104.09 = 93,725.96 : x
  2. Step 2: Convert to fraction form
    161,669.59/223,104.09 = 93,725.96/x
  3. Step 3: Cross multiply
    161,669.59x = 223,104.09 × 93,725.96
  4. Step 4: Simplify right side
    161,669.59x = 20,910,644,978.88
  5. Step 5: Solve for x
    x = 20,910,644,978.88/161,669.59
  6. Step 6: Final answer
    x = 129,341.86

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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.