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Finding the Fourth Proportional to 65,114.48, 97,404.42 and 51,992.48

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Solution

The fourth proportional to 65,114.48, 97,404.42 and 51,992.48 is: 77,775.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,114.48 : 97,404.42 = 51,992.48 : x
  2. Step 2: Convert to fraction form
    65,114.48/97,404.42 = 51,992.48/x
  3. Step 3: Cross multiply
    65,114.48x = 97,404.42 × 51,992.48
  4. Step 4: Simplify right side
    65,114.48x = 5,064,297,797.24
  5. Step 5: Solve for x
    x = 5,064,297,797.24/65,114.48
  6. Step 6: Final answer
    x = 77,775.29

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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.