Home / 231,818.03-347,727.05-126,579.59

Finding the Fourth Proportional to 231,818.03, 347,727.05 and 126,579.59

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Solution

The fourth proportional to 231,818.03, 347,727.05 and 126,579.59 is: 189,869.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,818.03 : 347,727.05 = 126,579.59 : x
  2. Step 2: Convert to fraction form
    231,818.03/347,727.05 = 126,579.59/x
  3. Step 3: Cross multiply
    231,818.03x = 347,727.05 × 126,579.59
  4. Step 4: Simplify right side
    231,818.03x = 44,015,146,788.01
  5. Step 5: Solve for x
    x = 44,015,146,788.01/231,818.03
  6. Step 6: Final answer
    x = 189,869.39

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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.