Home / 222,848.22-307,512.27-122,246.22

Finding the Fourth Proportional to 222,848.22, 307,512.27 and 122,246.22

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Solution

The fourth proportional to 222,848.22, 307,512.27 and 122,246.22 is: 168,689.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,848.22 : 307,512.27 = 122,246.22 : x
  2. Step 2: Convert to fraction form
    222,848.22/307,512.27 = 122,246.22/x
  3. Step 3: Cross multiply
    222,848.22x = 307,512.27 × 122,246.22
  4. Step 4: Simplify right side
    222,848.22x = 37,592,212,611.12
  5. Step 5: Solve for x
    x = 37,592,212,611.12/222,848.22
  6. Step 6: Final answer
    x = 168,689.76

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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.