Home / 222,790.03-307,469.66-122,207.47

Finding the Fourth Proportional to 222,790.03, 307,469.66 and 122,207.47

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Solution

The fourth proportional to 222,790.03, 307,469.66 and 122,207.47 is: 168,656.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,790.03 : 307,469.66 = 122,207.47 : x
  2. Step 2: Convert to fraction form
    222,790.03/307,469.66 = 122,207.47/x
  3. Step 3: Cross multiply
    222,790.03x = 307,469.66 × 122,207.47
  4. Step 4: Simplify right side
    222,790.03x = 37,575,087,870.65
  5. Step 5: Solve for x
    x = 37,575,087,870.65/222,790.03
  6. Step 6: Final answer
    x = 168,656.96

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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.