Home / 121,326.18-181,982.59-37,086.29

Finding the Fourth Proportional to 121,326.18, 181,982.59 and 37,086.29

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Solution

The fourth proportional to 121,326.18, 181,982.59 and 37,086.29 is: 55,627.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,326.18 : 181,982.59 = 37,086.29 : x
  2. Step 2: Convert to fraction form
    121,326.18/181,982.59 = 37,086.29/x
  3. Step 3: Cross multiply
    121,326.18x = 181,982.59 × 37,086.29
  4. Step 4: Simplify right side
    121,326.18x = 6,749,059,107.69
  5. Step 5: Solve for x
    x = 6,749,059,107.69/121,326.18
  6. Step 6: Final answer
    x = 55,627.39

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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.