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Finding the Fourth Proportional to 251,157.60, 376,747.38 and 124,858.35

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Solution

The fourth proportional to 251,157.60, 376,747.38 and 124,858.35 is: 187,292.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,157.60 : 376,747.38 = 124,858.35 : x
  2. Step 2: Convert to fraction form
    251,157.60/376,747.38 = 124,858.35/x
  3. Step 3: Cross multiply
    251,157.60x = 376,747.38 × 124,858.35
  4. Step 4: Simplify right side
    251,157.60x = 47,040,056,233.62
  5. Step 5: Solve for x
    x = 47,040,056,233.62/251,157.60
  6. Step 6: Final answer
    x = 187,292.98

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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.