Home / 200,452.02-276,558.71-136,679.10

Finding the Fourth Proportional to 200,452.02, 276,558.71 and 136,679.10

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Solution

The fourth proportional to 200,452.02, 276,558.71 and 136,679.10 is: 188,572.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,452.02 : 276,558.71 = 136,679.10 : x
  2. Step 2: Convert to fraction form
    200,452.02/276,558.71 = 136,679.10/x
  3. Step 3: Cross multiply
    200,452.02x = 276,558.71 × 136,679.10
  4. Step 4: Simplify right side
    200,452.02x = 37,799,794,896.57
  5. Step 5: Solve for x
    x = 37,799,794,896.57/200,452.02
  6. Step 6: Final answer
    x = 188,572.78

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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.