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Finding the Fourth Proportional to 63,529, 95,293.50 and 43,518.76

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Solution

The fourth proportional to 63,529, 95,293.50 and 43,518.76 is: 65,278.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,529 : 95,293.50 = 43,518.76 : x
  2. Step 2: Convert to fraction form
    63,529/95,293.50 = 43,518.76/x
  3. Step 3: Cross multiply
    63,529x = 95,293.50 × 43,518.76
  4. Step 4: Simplify right side
    63,529x = 4,147,054,956.06
  5. Step 5: Solve for x
    x = 4,147,054,956.06/63,529
  6. Step 6: Final answer
    x = 65,278.14

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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.