Home / 110,235.26-165,335.16-30,254.54

Finding the Fourth Proportional to 110,235.26, 165,335.16 and 30,254.54

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Solution

The fourth proportional to 110,235.26, 165,335.16 and 30,254.54 is: 45,376.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,235.26 : 165,335.16 = 30,254.54 : x
  2. Step 2: Convert to fraction form
    110,235.26/165,335.16 = 30,254.54/x
  3. Step 3: Cross multiply
    110,235.26x = 165,335.16 × 30,254.54
  4. Step 4: Simplify right side
    110,235.26x = 5,002,138,384.95
  5. Step 5: Solve for x
    x = 5,002,138,384.95/110,235.26
  6. Step 6: Final answer
    x = 45,376.94

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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.