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Finding the Fourth Proportional to 226,884.92, 340,314.96 and 69,100.16

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Solution

The fourth proportional to 226,884.92, 340,314.96 and 69,100.16 is: 103,646.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,884.92 : 340,314.96 = 69,100.16 : x
  2. Step 2: Convert to fraction form
    226,884.92/340,314.96 = 69,100.16/x
  3. Step 3: Cross multiply
    226,884.92x = 340,314.96 × 69,100.16
  4. Step 4: Simplify right side
    226,884.92x = 23,515,818,186.39
  5. Step 5: Solve for x
    x = 23,515,818,186.39/226,884.92
  6. Step 6: Final answer
    x = 103,646.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.