Home / 64,938.72-97,396.92-18,180.48

Finding the Fourth Proportional to 64,938.72, 97,396.92 and 18,180.48

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Solution

The fourth proportional to 64,938.72, 97,396.92 and 18,180.48 is: 27,267.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,938.72 : 97,396.92 = 18,180.48 : x
  2. Step 2: Convert to fraction form
    64,938.72/97,396.92 = 18,180.48/x
  3. Step 3: Cross multiply
    64,938.72x = 97,396.92 × 18,180.48
  4. Step 4: Simplify right side
    64,938.72x = 1,770,722,756.12
  5. Step 5: Solve for x
    x = 1,770,722,756.12/64,938.72
  6. Step 6: Final answer
    x = 27,267.60

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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.