Home / 64,177.62-96,231.18-19,792.05

Finding the Fourth Proportional to 64,177.62, 96,231.18 and 19,792.05

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Solution

The fourth proportional to 64,177.62, 96,231.18 and 19,792.05 is: 29,677.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,177.62 : 96,231.18 = 19,792.05 : x
  2. Step 2: Convert to fraction form
    64,177.62/96,231.18 = 19,792.05/x
  3. Step 3: Cross multiply
    64,177.62x = 96,231.18 × 19,792.05
  4. Step 4: Simplify right side
    64,177.62x = 1,904,612,326.12
  5. Step 5: Solve for x
    x = 1,904,612,326.12/64,177.62
  6. Step 6: Final answer
    x = 29,677.20

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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.