Home / 200,789.32-301,074.02-92,601.28

Finding the Fourth Proportional to 200,789.32, 301,074.02 and 92,601.28

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Solution

The fourth proportional to 200,789.32, 301,074.02 and 92,601.28 is: 138,851.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,789.32 : 301,074.02 = 92,601.28 : x
  2. Step 2: Convert to fraction form
    200,789.32/301,074.02 = 92,601.28/x
  3. Step 3: Cross multiply
    200,789.32x = 301,074.02 × 92,601.28
  4. Step 4: Simplify right side
    200,789.32x = 27,879,839,626.75
  5. Step 5: Solve for x
    x = 27,879,839,626.75/200,789.32
  6. Step 6: Final answer
    x = 138,851.21

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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.