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Finding the Fourth Proportional to 251,233.67, 376,923.81 and 101,397.44

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Solution

The fourth proportional to 251,233.67, 376,923.81 and 101,397.44 is: 152,125.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,233.67 : 376,923.81 = 101,397.44 : x
  2. Step 2: Convert to fraction form
    251,233.67/376,923.81 = 101,397.44/x
  3. Step 3: Cross multiply
    251,233.67x = 376,923.81 × 101,397.44
  4. Step 4: Simplify right side
    251,233.67x = 38,219,109,409.05
  5. Step 5: Solve for x
    x = 38,219,109,409.05/251,233.67
  6. Step 6: Final answer
    x = 152,125.75

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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.