Home / 165,958.96-248,715.24-90,966.64

Finding the Fourth Proportional to 165,958.96, 248,715.24 and 90,966.64

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Solution

The fourth proportional to 165,958.96, 248,715.24 and 90,966.64 is: 136,327.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,958.96 : 248,715.24 = 90,966.64 : x
  2. Step 2: Convert to fraction form
    165,958.96/248,715.24 = 90,966.64/x
  3. Step 3: Cross multiply
    165,958.96x = 248,715.24 × 90,966.64
  4. Step 4: Simplify right side
    165,958.96x = 22,624,789,699.59
  5. Step 5: Solve for x
    x = 22,624,789,699.59/165,958.96
  6. Step 6: Final answer
    x = 136,327.62

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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.