Home / 165,389.14-248,046.36-47,057.86

Finding the Fourth Proportional to 165,389.14, 248,046.36 and 47,057.86

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Solution

The fourth proportional to 165,389.14, 248,046.36 and 47,057.86 is: 70,576.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,389.14 : 248,046.36 = 47,057.86 : x
  2. Step 2: Convert to fraction form
    165,389.14/248,046.36 = 47,057.86/x
  3. Step 3: Cross multiply
    165,389.14x = 248,046.36 × 47,057.86
  4. Step 4: Simplify right side
    165,389.14x = 11,672,530,882.39
  5. Step 5: Solve for x
    x = 11,672,530,882.39/165,389.14
  6. Step 6: Final answer
    x = 70,576.16

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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.