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Finding the Fourth Proportional to 125,597.96, 188,304.78 and 59,003.72

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Solution

The fourth proportional to 125,597.96, 188,304.78 and 59,003.72 is: 88,462.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,597.96 : 188,304.78 = 59,003.72 : x
  2. Step 2: Convert to fraction form
    125,597.96/188,304.78 = 59,003.72/x
  3. Step 3: Cross multiply
    125,597.96x = 188,304.78 × 59,003.72
  4. Step 4: Simplify right side
    125,597.96x = 11,110,682,513.78
  5. Step 5: Solve for x
    x = 11,110,682,513.78/125,597.96
  6. Step 6: Final answer
    x = 88,462.28

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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.