Home / 64,691.96-96,960.18-35,108.60

Finding the Fourth Proportional to 64,691.96, 96,960.18 and 35,108.60

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Solution

The fourth proportional to 64,691.96, 96,960.18 and 35,108.60 is: 52,620.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,691.96 : 96,960.18 = 35,108.60 : x
  2. Step 2: Convert to fraction form
    64,691.96/96,960.18 = 35,108.60/x
  3. Step 3: Cross multiply
    64,691.96x = 96,960.18 × 35,108.60
  4. Step 4: Simplify right side
    64,691.96x = 3,404,136,175.55
  5. Step 5: Solve for x
    x = 3,404,136,175.55/64,691.96
  6. Step 6: Final answer
    x = 52,620.70

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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.