Home / 165,418.76-248,123.46-53,098.10

Finding the Fourth Proportional to 165,418.76, 248,123.46 and 53,098.10

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Solution

The fourth proportional to 165,418.76, 248,123.46 and 53,098.10 is: 79,645.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,418.76 : 248,123.46 = 53,098.10 : x
  2. Step 2: Convert to fraction form
    165,418.76/248,123.46 = 53,098.10/x
  3. Step 3: Cross multiply
    165,418.76x = 248,123.46 × 53,098.10
  4. Step 4: Simplify right side
    165,418.76x = 13,174,884,291.43
  5. Step 5: Solve for x
    x = 13,174,884,291.43/165,418.76
  6. Step 6: Final answer
    x = 79,645.65

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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.