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Finding the Fourth Proportional to 229,496.35, 344,244.80 and 71,725.63

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Solution

The fourth proportional to 229,496.35, 344,244.80 and 71,725.63 is: 107,588.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    229,496.35 : 344,244.80 = 71,725.63 : x
  2. Step 2: Convert to fraction form
    229,496.35/344,244.80 = 71,725.63/x
  3. Step 3: Cross multiply
    229,496.35x = 344,244.80 × 71,725.63
  4. Step 4: Simplify right side
    229,496.35x = 24,691,174,795.60
  5. Step 5: Solve for x
    x = 24,691,174,795.60/229,496.35
  6. Step 6: Final answer
    x = 107,588.53

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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.