Home / 64,757.81-97,142.22-18,010.69

Finding the Fourth Proportional to 64,757.81, 97,142.22 and 18,010.69

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Solution

The fourth proportional to 64,757.81, 97,142.22 and 18,010.69 is: 27,017.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,757.81 : 97,142.22 = 18,010.69 : x
  2. Step 2: Convert to fraction form
    64,757.81/97,142.22 = 18,010.69/x
  3. Step 3: Cross multiply
    64,757.81x = 97,142.22 × 18,010.69
  4. Step 4: Simplify right side
    64,757.81x = 1,749,598,167.48
  5. Step 5: Solve for x
    x = 1,749,598,167.48/64,757.81
  6. Step 6: Final answer
    x = 27,017.56

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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.