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Finding the Fourth Proportional to 232,402.26, 320,715.12 and 131,800.26

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Solution

The fourth proportional to 232,402.26, 320,715.12 and 131,800.26 is: 181,884.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    232,402.26 : 320,715.12 = 131,800.26 : x
  2. Step 2: Convert to fraction form
    232,402.26/320,715.12 = 131,800.26/x
  3. Step 3: Cross multiply
    232,402.26x = 320,715.12 × 131,800.26
  4. Step 4: Simplify right side
    232,402.26x = 42,270,336,201.93
  5. Step 5: Solve for x
    x = 42,270,336,201.93/232,402.26
  6. Step 6: Final answer
    x = 181,884.36

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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.