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Finding the Fourth Proportional to 222,957.82, 307,661.43 and 132,298.18

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Solution

The fourth proportional to 222,957.82, 307,661.43 and 132,298.18 is: 182,559.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,957.82 : 307,661.43 = 132,298.18 : x
  2. Step 2: Convert to fraction form
    222,957.82/307,661.43 = 132,298.18/x
  3. Step 3: Cross multiply
    222,957.82x = 307,661.43 × 132,298.18
  4. Step 4: Simplify right side
    222,957.82x = 40,703,047,245.20
  5. Step 5: Solve for x
    x = 40,703,047,245.20/222,957.82
  6. Step 6: Final answer
    x = 182,559.41

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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.