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Finding the Fourth Proportional to 63,487.58, 95,147.83 and 35,420.86

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Solution

The fourth proportional to 63,487.58, 95,147.83 and 35,420.86 is: 53,084.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,487.58 : 95,147.83 = 35,420.86 : x
  2. Step 2: Convert to fraction form
    63,487.58/95,147.83 = 35,420.86/x
  3. Step 3: Cross multiply
    63,487.58x = 95,147.83 × 35,420.86
  4. Step 4: Simplify right side
    63,487.58x = 3,370,217,578.11
  5. Step 5: Solve for x
    x = 3,370,217,578.11/63,487.58
  6. Step 6: Final answer
    x = 53,084.67

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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.