Home / 263,788.17-395,681.20-64,109.14

Finding the Fourth Proportional to 263,788.17, 395,681.20 and 64,109.14

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Solution

The fourth proportional to 263,788.17, 395,681.20 and 64,109.14 is: 96,163.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,788.17 : 395,681.20 = 64,109.14 : x
  2. Step 2: Convert to fraction form
    263,788.17/395,681.20 = 64,109.14/x
  3. Step 3: Cross multiply
    263,788.17x = 395,681.20 × 64,109.14
  4. Step 4: Simplify right side
    263,788.17x = 25,366,781,446.17
  5. Step 5: Solve for x
    x = 25,366,781,446.17/263,788.17
  6. Step 6: Final answer
    x = 96,163.45

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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.