Home / 165,810.82-248,764.68-53,488.56

Finding the Fourth Proportional to 165,810.82, 248,764.68 and 53,488.56

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Solution

The fourth proportional to 165,810.82, 248,764.68 and 53,488.56 is: 80,248.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,810.82 : 248,764.68 = 53,488.56 : x
  2. Step 2: Convert to fraction form
    165,810.82/248,764.68 = 53,488.56/x
  3. Step 3: Cross multiply
    165,810.82x = 248,764.68 × 53,488.56
  4. Step 4: Simplify right side
    165,810.82x = 13,306,064,244.62
  5. Step 5: Solve for x
    x = 13,306,064,244.62/165,810.82
  6. Step 6: Final answer
    x = 80,248.47

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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.