Home / 64,755.14-97,129.46-18,008.42

Finding the Fourth Proportional to 64,755.14, 97,129.46 and 18,008.42

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Solution

The fourth proportional to 64,755.14, 97,129.46 and 18,008.42 is: 27,011.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,755.14 : 97,129.46 = 18,008.42 : x
  2. Step 2: Convert to fraction form
    64,755.14/97,129.46 = 18,008.42/x
  3. Step 3: Cross multiply
    64,755.14x = 97,129.46 × 18,008.42
  4. Step 4: Simplify right side
    64,755.14x = 1,749,147,669.43
  5. Step 5: Solve for x
    x = 1,749,147,669.43/64,755.14
  6. Step 6: Final answer
    x = 27,011.72

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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.