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Finding the Fourth Proportional to 222,914.10, 307,561.95 and 132,194.64

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Solution

The fourth proportional to 222,914.10, 307,561.95 and 132,194.64 is: 182,393.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,914.10 : 307,561.95 = 132,194.64 : x
  2. Step 2: Convert to fraction form
    222,914.10/307,561.95 = 132,194.64/x
  3. Step 3: Cross multiply
    222,914.10x = 307,561.95 × 132,194.64
  4. Step 4: Simplify right side
    222,914.10x = 40,658,041,257.95
  5. Step 5: Solve for x
    x = 40,658,041,257.95/222,914.10
  6. Step 6: Final answer
    x = 182,393.31

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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.