Home / 165,576.72-248,288.94-53,236.20

Finding the Fourth Proportional to 165,576.72, 248,288.94 and 53,236.20

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Solution

The fourth proportional to 165,576.72, 248,288.94 and 53,236.20 is: 79,829.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,576.72 : 248,288.94 = 53,236.20 : x
  2. Step 2: Convert to fraction form
    165,576.72/248,288.94 = 53,236.20/x
  3. Step 3: Cross multiply
    165,576.72x = 248,288.94 × 53,236.20
  4. Step 4: Simplify right side
    165,576.72x = 13,217,959,667.63
  5. Step 5: Solve for x
    x = 13,217,959,667.63/165,576.72
  6. Step 6: Final answer
    x = 79,829.82

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1.5x scale

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.