Home / 165,619.57-248,429.43-53,299.77

Finding the Fourth Proportional to 165,619.57, 248,429.43 and 53,299.77

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Solution

The fourth proportional to 165,619.57, 248,429.43 and 53,299.77 is: 79,949.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,619.57 : 248,429.43 = 53,299.77 : x
  2. Step 2: Convert to fraction form
    165,619.57/248,429.43 = 53,299.77/x
  3. Step 3: Cross multiply
    165,619.57x = 248,429.43 × 53,299.77
  4. Step 4: Simplify right side
    165,619.57x = 13,241,231,946.04
  5. Step 5: Solve for x
    x = 13,241,231,946.04/165,619.57
  6. Step 6: Final answer
    x = 79,949.68

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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.