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Finding the Fourth Proportional to 125,697.60, 188,607.84 and 59,144.34

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Solution

The fourth proportional to 125,697.60, 188,607.84 and 59,144.34 is: 88,745.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,697.60 : 188,607.84 = 59,144.34 : x
  2. Step 2: Convert to fraction form
    125,697.60/188,607.84 = 59,144.34/x
  3. Step 3: Cross multiply
    125,697.60x = 188,607.84 × 59,144.34
  4. Step 4: Simplify right side
    125,697.60x = 11,155,086,215.63
  5. Step 5: Solve for x
    x = 11,155,086,215.63/125,697.60
  6. Step 6: Final answer
    x = 88,745.42

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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.