Home / 222,452.73-306,990.38-136,459.13

Finding the Fourth Proportional to 222,452.73, 306,990.38 and 136,459.13

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Solution

The fourth proportional to 222,452.73, 306,990.38 and 136,459.13 is: 188,317.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,452.73 : 306,990.38 = 136,459.13 : x
  2. Step 2: Convert to fraction form
    222,452.73/306,990.38 = 136,459.13/x
  3. Step 3: Cross multiply
    222,452.73x = 306,990.38 × 136,459.13
  4. Step 4: Simplify right side
    222,452.73x = 41,891,640,322.39
  5. Step 5: Solve for x
    x = 41,891,640,322.39/222,452.73
  6. Step 6: Final answer
    x = 188,317.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.