Home / 214,929.30-322,396.65-65,171.10

Finding the Fourth Proportional to 214,929.30, 322,396.65 and 65,171.10

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Solution

The fourth proportional to 214,929.30, 322,396.65 and 65,171.10 is: 97,757.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,929.30 : 322,396.65 = 65,171.10 : x
  2. Step 2: Convert to fraction form
    214,929.30/322,396.65 = 65,171.10/x
  3. Step 3: Cross multiply
    214,929.30x = 322,396.65 × 65,171.10
  4. Step 4: Simplify right side
    214,929.30x = 21,010,944,316.82
  5. Step 5: Solve for x
    x = 21,010,944,316.82/214,929.30
  6. Step 6: Final answer
    x = 97,757.47

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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.