Home / 165,405.38-248,093.28-53,055.07

Finding the Fourth Proportional to 165,405.38, 248,093.28 and 53,055.07

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Solution

The fourth proportional to 165,405.38, 248,093.28 and 53,055.07 is: 79,577.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,405.38 : 248,093.28 = 53,055.07 : x
  2. Step 2: Convert to fraction form
    165,405.38/248,093.28 = 53,055.07/x
  3. Step 3: Cross multiply
    165,405.38x = 248,093.28 × 53,055.07
  4. Step 4: Simplify right side
    165,405.38x = 13,162,605,716.70
  5. Step 5: Solve for x
    x = 13,162,605,716.70/165,405.38
  6. Step 6: Final answer
    x = 79,577.86

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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.