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Finding the Fourth Proportional to 251,484.53, 377,273.43 and 83,016.59

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Solution

The fourth proportional to 251,484.53, 377,273.43 and 83,016.59 is: 124,540.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,484.53 : 377,273.43 = 83,016.59 : x
  2. Step 2: Convert to fraction form
    251,484.53/377,273.43 = 83,016.59/x
  3. Step 3: Cross multiply
    251,484.53x = 377,273.43 × 83,016.59
  4. Step 4: Simplify right side
    251,484.53x = 31,319,951,769.84
  5. Step 5: Solve for x
    x = 31,319,951,769.84/251,484.53
  6. Step 6: Final answer
    x = 124,540.27

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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.