Home / 200,132.74-276,265.34-135,690.24

Finding the Fourth Proportional to 200,132.74, 276,265.34 and 135,690.24

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Solution

The fourth proportional to 200,132.74, 276,265.34 and 135,690.24 is: 187,308.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,132.74 : 276,265.34 = 135,690.24 : x
  2. Step 2: Convert to fraction form
    200,132.74/276,265.34 = 135,690.24/x
  3. Step 3: Cross multiply
    200,132.74x = 276,265.34 × 135,690.24
  4. Step 4: Simplify right side
    200,132.74x = 37,486,510,288.28
  5. Step 5: Solve for x
    x = 37,486,510,288.28/200,132.74
  6. Step 6: Final answer
    x = 187,308.23

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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.