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Finding the Fourth Proportional to 223,851.40, 335,738.70 and 83,537.80

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Solution

The fourth proportional to 223,851.40, 335,738.70 and 83,537.80 is: 125,292.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,851.40 : 335,738.70 = 83,537.80 : x
  2. Step 2: Convert to fraction form
    223,851.40/335,738.70 = 83,537.80/x
  3. Step 3: Cross multiply
    223,851.40x = 335,738.70 × 83,537.80
  4. Step 4: Simplify right side
    223,851.40x = 28,046,872,372.86
  5. Step 5: Solve for x
    x = 28,046,872,372.86/223,851.40
  6. Step 6: Final answer
    x = 125,292.37

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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.