Home / 220,198.02-303,854.72-122,083.88

Finding the Fourth Proportional to 220,198.02, 303,854.72 and 122,083.88

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Solution

The fourth proportional to 220,198.02, 303,854.72 and 122,083.88 is: 168,465.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,198.02 : 303,854.72 = 122,083.88 : x
  2. Step 2: Convert to fraction form
    220,198.02/303,854.72 = 122,083.88/x
  3. Step 3: Cross multiply
    220,198.02x = 303,854.72 × 122,083.88
  4. Step 4: Simplify right side
    220,198.02x = 37,095,763,323.13
  5. Step 5: Solve for x
    x = 37,095,763,323.13/220,198.02
  6. Step 6: Final answer
    x = 168,465.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.