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Finding the Fourth Proportional to 125,174.50, 172,744.86 and 68,589.52

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Solution

The fourth proportional to 125,174.50, 172,744.86 and 68,589.52 is: 94,655.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,174.50 : 172,744.86 = 68,589.52 : x
  2. Step 2: Convert to fraction form
    125,174.50/172,744.86 = 68,589.52/x
  3. Step 3: Cross multiply
    125,174.50x = 172,744.86 × 68,589.52
  4. Step 4: Simplify right side
    125,174.50x = 11,848,487,029.87
  5. Step 5: Solve for x
    x = 11,848,487,029.87/125,174.50
  6. Step 6: Final answer
    x = 94,655.76

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.