Home / 165,822.97-248,782.89-53,500.69

Finding the Fourth Proportional to 165,822.97, 248,782.89 and 53,500.69

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Solution

The fourth proportional to 165,822.97, 248,782.89 and 53,500.69 is: 80,266.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,822.97 : 248,782.89 = 53,500.69 : x
  2. Step 2: Convert to fraction form
    165,822.97/248,782.89 = 53,500.69/x
  3. Step 3: Cross multiply
    165,822.97x = 248,782.89 × 53,500.69
  4. Step 4: Simplify right side
    165,822.97x = 13,310,056,275.19
  5. Step 5: Solve for x
    x = 13,310,056,275.19/165,822.97
  6. Step 6: Final answer
    x = 80,266.66

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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.