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Finding the Fourth Proportional to 224,502.76, 336,575.34 and 129,625.33

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Solution

The fourth proportional to 224,502.76, 336,575.34 and 129,625.33 is: 194,334.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    224,502.76 : 336,575.34 = 129,625.33 : x
  2. Step 2: Convert to fraction form
    224,502.76/336,575.34 = 129,625.33/x
  3. Step 3: Cross multiply
    224,502.76x = 336,575.34 × 129,625.33
  4. Step 4: Simplify right side
    224,502.76x = 43,628,687,186.36
  5. Step 5: Solve for x
    x = 43,628,687,186.36/224,502.76
  6. Step 6: Final answer
    x = 194,334.75

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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.