Home / 121,091.09-181,675.53-36,867.56

Finding the Fourth Proportional to 121,091.09, 181,675.53 and 36,867.56

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Solution

The fourth proportional to 121,091.09, 181,675.53 and 36,867.56 is: 55,313.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,091.09 : 181,675.53 = 36,867.56 : x
  2. Step 2: Convert to fraction form
    121,091.09/181,675.53 = 36,867.56/x
  3. Step 3: Cross multiply
    121,091.09x = 181,675.53 × 36,867.56
  4. Step 4: Simplify right side
    121,091.09x = 6,697,932,594.43
  5. Step 5: Solve for x
    x = 6,697,932,594.43/121,091.09
  6. Step 6: Final answer
    x = 55,313.18

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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.