Home / 222,603.30-307,298.96-127,091.55

Finding the Fourth Proportional to 222,603.30, 307,298.96 and 127,091.55

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Solution

The fourth proportional to 222,603.30, 307,298.96 and 127,091.55 is: 175,447.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,603.30 : 307,298.96 = 127,091.55 : x
  2. Step 2: Convert to fraction form
    222,603.30/307,298.96 = 127,091.55/x
  3. Step 3: Cross multiply
    222,603.30x = 307,298.96 × 127,091.55
  4. Step 4: Simplify right side
    222,603.30x = 39,055,100,504.33
  5. Step 5: Solve for x
    x = 39,055,100,504.33/222,603.30
  6. Step 6: Final answer
    x = 175,447.09

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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.