Home / 165,825.20-248,773.22-53,511.80

Finding the Fourth Proportional to 165,825.20, 248,773.22 and 53,511.80

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Solution

The fourth proportional to 165,825.20, 248,773.22 and 53,511.80 is: 80,279.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,825.20 : 248,773.22 = 53,511.80 : x
  2. Step 2: Convert to fraction form
    165,825.20/248,773.22 = 53,511.80/x
  3. Step 3: Cross multiply
    165,825.20x = 248,773.22 × 53,511.80
  4. Step 4: Simplify right side
    165,825.20x = 13,312,302,526.44
  5. Step 5: Solve for x
    x = 13,312,302,526.44/165,825.20
  6. Step 6: Final answer
    x = 80,279.13

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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.