Home / 121,083.91-181,632.70-36,846.82

Finding the Fourth Proportional to 121,083.91, 181,632.70 and 36,846.82

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Solution

The fourth proportional to 121,083.91, 181,632.70 and 36,846.82 is: 55,272.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,083.91 : 181,632.70 = 36,846.82 : x
  2. Step 2: Convert to fraction form
    121,083.91/181,632.70 = 36,846.82/x
  3. Step 3: Cross multiply
    121,083.91x = 181,632.70 × 36,846.82
  4. Step 4: Simplify right side
    121,083.91x = 6,692,587,310.90
  5. Step 5: Solve for x
    x = 6,692,587,310.90/121,083.91
  6. Step 6: Final answer
    x = 55,272.31

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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.