Home / 165,865.13-248,797.62-53,561.87

Finding the Fourth Proportional to 165,865.13, 248,797.62 and 53,561.87

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Solution

The fourth proportional to 165,865.13, 248,797.62 and 53,561.87 is: 80,342.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,865.13 : 248,797.62 = 53,561.87 : x
  2. Step 2: Convert to fraction form
    165,865.13/248,797.62 = 53,561.87/x
  3. Step 3: Cross multiply
    165,865.13x = 248,797.62 × 53,561.87
  4. Step 4: Simplify right side
    165,865.13x = 13,326,064,534.76
  5. Step 5: Solve for x
    x = 13,326,064,534.76/165,865.13
  6. Step 6: Final answer
    x = 80,342.78

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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.