Home / 121,744.47-182,599.70-41,781.18

Finding the Fourth Proportional to 121,744.47, 182,599.70 and 41,781.18

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Solution

The fourth proportional to 121,744.47, 182,599.70 and 41,781.18 is: 62,665.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,744.47 : 182,599.70 = 41,781.18 : x
  2. Step 2: Convert to fraction form
    121,744.47/182,599.70 = 41,781.18/x
  3. Step 3: Cross multiply
    121,744.47x = 182,599.70 × 41,781.18
  4. Step 4: Simplify right side
    121,744.47x = 7,629,230,724.74
  5. Step 5: Solve for x
    x = 7,629,230,724.74/121,744.47
  6. Step 6: Final answer
    x = 62,665.93

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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.