Home / 220,616.26-330,825.36-62,807.20

Finding the Fourth Proportional to 220,616.26, 330,825.36 and 62,807.20

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Solution

The fourth proportional to 220,616.26, 330,825.36 and 62,807.20 is: 94,182.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,616.26 : 330,825.36 = 62,807.20 : x
  2. Step 2: Convert to fraction form
    220,616.26/330,825.36 = 62,807.20/x
  3. Step 3: Cross multiply
    220,616.26x = 330,825.36 × 62,807.20
  4. Step 4: Simplify right side
    220,616.26x = 20,778,213,959.06
  5. Step 5: Solve for x
    x = 20,778,213,959.06/220,616.26
  6. Step 6: Final answer
    x = 94,182.61

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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.