Home / 222,619.56-307,222.18-122,026.92

Finding the Fourth Proportional to 222,619.56, 307,222.18 and 122,026.92

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Solution

The fourth proportional to 222,619.56, 307,222.18 and 122,026.92 is: 168,401.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,619.56 : 307,222.18 = 122,026.92 : x
  2. Step 2: Convert to fraction form
    222,619.56/307,222.18 = 122,026.92/x
  3. Step 3: Cross multiply
    222,619.56x = 307,222.18 × 122,026.92
  4. Step 4: Simplify right side
    222,619.56x = 37,489,376,381.09
  5. Step 5: Solve for x
    x = 37,489,376,381.09/222,619.56
  6. Step 6: Final answer
    x = 168,401.09

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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.