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Finding the Fourth Proportional to 125,596.96, 188,303.28 and 59,002.72

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Solution

The fourth proportional to 125,596.96, 188,303.28 and 59,002.72 is: 88,460.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,596.96 : 188,303.28 = 59,002.72 : x
  2. Step 2: Convert to fraction form
    125,596.96/188,303.28 = 59,002.72/x
  3. Step 3: Cross multiply
    125,596.96x = 188,303.28 × 59,002.72
  4. Step 4: Simplify right side
    125,596.96x = 11,110,405,704.92
  5. Step 5: Solve for x
    x = 11,110,405,704.92/125,596.96
  6. Step 6: Final answer
    x = 88,460.79

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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.