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Finding the Fourth Proportional to 222,818.59, 307,528.97 and 132,224.51

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Solution

The fourth proportional to 222,818.59, 307,528.97 and 132,224.51 is: 182,493.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,818.59 : 307,528.97 = 132,224.51 : x
  2. Step 2: Convert to fraction form
    222,818.59/307,528.97 = 132,224.51/x
  3. Step 3: Cross multiply
    222,818.59x = 307,528.97 × 132,224.51
  4. Step 4: Simplify right side
    222,818.59x = 40,662,866,707.93
  5. Step 5: Solve for x
    x = 40,662,866,707.93/222,818.59
  6. Step 6: Final answer
    x = 182,493.15

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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.