Home / 222,290.73-306,758.34-126,799.02

Finding the Fourth Proportional to 222,290.73, 306,758.34 and 126,799.02

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Solution

The fourth proportional to 222,290.73, 306,758.34 and 126,799.02 is: 174,981.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,290.73 : 306,758.34 = 126,799.02 : x
  2. Step 2: Convert to fraction form
    222,290.73/306,758.34 = 126,799.02/x
  3. Step 3: Cross multiply
    222,290.73x = 306,758.34 × 126,799.02
  4. Step 4: Simplify right side
    222,290.73x = 38,896,656,888.83
  5. Step 5: Solve for x
    x = 38,896,656,888.83/222,290.73
  6. Step 6: Final answer
    x = 174,981.01

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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.