Home / 121,084.97-181,634.27-36,847.86

Finding the Fourth Proportional to 121,084.97, 181,634.27 and 36,847.86

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Solution

The fourth proportional to 121,084.97, 181,634.27 and 36,847.86 is: 55,273.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,084.97 : 181,634.27 = 36,847.86 : x
  2. Step 2: Convert to fraction form
    121,084.97/181,634.27 = 36,847.86/x
  3. Step 3: Cross multiply
    121,084.97x = 181,634.27 × 36,847.86
  4. Step 4: Simplify right side
    121,084.97x = 6,692,833,967.92
  5. Step 5: Solve for x
    x = 6,692,833,967.92/121,084.97
  6. Step 6: Final answer
    x = 55,273.86

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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.