Home / 228,814.83-343,218.56-71,043.43

Finding the Fourth Proportional to 228,814.83, 343,218.56 and 71,043.43

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Solution

The fourth proportional to 228,814.83, 343,218.56 and 71,043.43 is: 106,564.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,814.83 : 343,218.56 = 71,043.43 : x
  2. Step 2: Convert to fraction form
    228,814.83/343,218.56 = 71,043.43/x
  3. Step 3: Cross multiply
    228,814.83x = 343,218.56 × 71,043.43
  4. Step 4: Simplify right side
    228,814.83x = 24,383,423,564.45
  5. Step 5: Solve for x
    x = 24,383,423,564.45/228,814.83
  6. Step 6: Final answer
    x = 106,564.00

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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.