Home / 110,422.15-165,634.08-60,475

Finding the Fourth Proportional to 110,422.15, 165,634.08 and 60,475

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Solution

The fourth proportional to 110,422.15, 165,634.08 and 60,475 is: 90,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,422.15 : 165,634.08 = 60,475 : x
  2. Step 2: Convert to fraction form
    110,422.15/165,634.08 = 60,475/x
  3. Step 3: Cross multiply
    110,422.15x = 165,634.08 × 60,475
  4. Step 4: Simplify right side
    110,422.15x = 10,016,720,988
  5. Step 5: Solve for x
    x = 10,016,720,988/110,422.15
  6. Step 6: Final answer
    x = 90,712.97

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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.