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Finding the Fourth Proportional to 65,396.63, 98,138.03 and 35,835.22

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Solution

The fourth proportional to 65,396.63, 98,138.03 and 35,835.22 is: 53,776.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,396.63 : 98,138.03 = 35,835.22 : x
  2. Step 2: Convert to fraction form
    65,396.63/98,138.03 = 35,835.22/x
  3. Step 3: Cross multiply
    65,396.63x = 98,138.03 × 35,835.22
  4. Step 4: Simplify right side
    65,396.63x = 3,516,797,895.42
  5. Step 5: Solve for x
    x = 3,516,797,895.42/65,396.63
  6. Step 6: Final answer
    x = 53,776.44

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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.