Home / 121,906.72-182,864.08-41,943.84

Finding the Fourth Proportional to 121,906.72, 182,864.08 and 41,943.84

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Solution

The fourth proportional to 121,906.72, 182,864.08 and 41,943.84 is: 62,917.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,906.72 : 182,864.08 = 41,943.84 : x
  2. Step 2: Convert to fraction form
    121,906.72/182,864.08 = 41,943.84/x
  3. Step 3: Cross multiply
    121,906.72x = 182,864.08 × 41,943.84
  4. Step 4: Simplify right side
    121,906.72x = 7,670,021,713.27
  5. Step 5: Solve for x
    x = 7,670,021,713.27/121,906.72
  6. Step 6: Final answer
    x = 62,917.14

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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.