Home / 97,229.64-145,845.12-27,109.56

Finding the Fourth Proportional to 97,229.64, 145,845.12 and 27,109.56

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Solution

The fourth proportional to 97,229.64, 145,845.12 and 27,109.56 is: 40,664.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    97,229.64 : 145,845.12 = 27,109.56 : x
  2. Step 2: Convert to fraction form
    97,229.64/145,845.12 = 27,109.56/x
  3. Step 3: Cross multiply
    97,229.64x = 145,845.12 × 27,109.56
  4. Step 4: Simplify right side
    97,229.64x = 3,953,797,031.35
  5. Step 5: Solve for x
    x = 3,953,797,031.35/97,229.64
  6. Step 6: Final answer
    x = 40,664.52

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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.