Home / 222,670.26-307,297.66-132,079.86

Finding the Fourth Proportional to 222,670.26, 307,297.66 and 132,079.86

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Solution

The fourth proportional to 222,670.26, 307,297.66 and 132,079.86 is: 182,277.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,670.26 : 307,297.66 = 132,079.86 : x
  2. Step 2: Convert to fraction form
    222,670.26/307,297.66 = 132,079.86/x
  3. Step 3: Cross multiply
    222,670.26x = 307,297.66 × 132,079.86
  4. Step 4: Simplify right side
    222,670.26x = 40,587,831,911.13
  5. Step 5: Solve for x
    x = 40,587,831,911.13/222,670.26
  6. Step 6: Final answer
    x = 182,277.74

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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.