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Finding the Fourth Proportional to 224,610.26, 309,989.34 and 127,837.64

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Solution

The fourth proportional to 224,610.26, 309,989.34 and 127,837.64 is: 176,431.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,610.26 : 309,989.34 = 127,837.64 : x
  2. Step 2: Convert to fraction form
    224,610.26/309,989.34 = 127,837.64/x
  3. Step 3: Cross multiply
    224,610.26x = 309,989.34 × 127,837.64
  4. Step 4: Simplify right side
    224,610.26x = 39,628,305,650.76
  5. Step 5: Solve for x
    x = 39,628,305,650.76/224,610.26
  6. Step 6: Final answer
    x = 176,431.41

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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.