Home / 136,273.80-204,216.30-100,455.60

Finding the Fourth Proportional to 136,273.80, 204,216.30 and 100,455.60

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Solution

The fourth proportional to 136,273.80, 204,216.30 and 100,455.60 is: 150,540.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,273.80 : 204,216.30 = 100,455.60 : x
  2. Step 2: Convert to fraction form
    136,273.80/204,216.30 = 100,455.60/x
  3. Step 3: Cross multiply
    136,273.80x = 204,216.30 × 100,455.60
  4. Step 4: Simplify right side
    136,273.80x = 20,514,670,946.28
  5. Step 5: Solve for x
    x = 20,514,670,946.28/136,273.80
  6. Step 6: Final answer
    x = 150,540.10

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1.5x scale

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.