Home / 231,821.03-347,731.55-126,582.59

Finding the Fourth Proportional to 231,821.03, 347,731.55 and 126,582.59

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Solution

The fourth proportional to 231,821.03, 347,731.55 and 126,582.59 is: 189,873.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,821.03 : 347,731.55 = 126,582.59 : x
  2. Step 2: Convert to fraction form
    231,821.03/347,731.55 = 126,582.59/x
  3. Step 3: Cross multiply
    231,821.03x = 347,731.55 × 126,582.59
  4. Step 4: Simplify right side
    231,821.03x = 44,016,760,223.71
  5. Step 5: Solve for x
    x = 44,016,760,223.71/231,821.03
  6. Step 6: Final answer
    x = 189,873.89

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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.