Home / 73,272.10-109,735.91-35,714.47

Finding the Fourth Proportional to 73,272.10, 109,735.91 and 35,714.47

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Solution

The fourth proportional to 73,272.10, 109,735.91 and 35,714.47 is: 53,487.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,272.10 : 109,735.91 = 35,714.47 : x
  2. Step 2: Convert to fraction form
    73,272.10/109,735.91 = 35,714.47/x
  3. Step 3: Cross multiply
    73,272.10x = 109,735.91 × 35,714.47
  4. Step 4: Simplify right side
    73,272.10x = 3,919,159,865.62
  5. Step 5: Solve for x
    x = 3,919,159,865.62/73,272.10
  6. Step 6: Final answer
    x = 53,487.75

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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.