Home / 222,407.04-306,922.76-121,805.04

Finding the Fourth Proportional to 222,407.04, 306,922.76 and 121,805.04

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Solution

The fourth proportional to 222,407.04, 306,922.76 and 121,805.04 is: 168,091.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,407.04 : 306,922.76 = 121,805.04 : x
  2. Step 2: Convert to fraction form
    222,407.04/306,922.76 = 121,805.04/x
  3. Step 3: Cross multiply
    222,407.04x = 306,922.76 × 121,805.04
  4. Step 4: Simplify right side
    222,407.04x = 37,384,739,058.71
  5. Step 5: Solve for x
    x = 37,384,739,058.71/222,407.04
  6. Step 6: Final answer
    x = 168,091.53

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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.