Home / 165,353.24-248,029.31-45,410.30

Finding the Fourth Proportional to 165,353.24, 248,029.31 and 45,410.30

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Solution

The fourth proportional to 165,353.24, 248,029.31 and 45,410.30 is: 68,115.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,353.24 : 248,029.31 = 45,410.30 : x
  2. Step 2: Convert to fraction form
    165,353.24/248,029.31 = 45,410.30/x
  3. Step 3: Cross multiply
    165,353.24x = 248,029.31 × 45,410.30
  4. Step 4: Simplify right side
    165,353.24x = 11,263,085,148.84
  5. Step 5: Solve for x
    x = 11,263,085,148.84/165,353.24
  6. Step 6: Final answer
    x = 68,115.30

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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.