Home / 133,690.37-200,541.56-43,738.20

Finding the Fourth Proportional to 133,690.37, 200,541.56 and 43,738.20

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Solution

The fourth proportional to 133,690.37, 200,541.56 and 43,738.20 is: 65,609.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,690.37 : 200,541.56 = 43,738.20 : x
  2. Step 2: Convert to fraction form
    133,690.37/200,541.56 = 43,738.20/x
  3. Step 3: Cross multiply
    133,690.37x = 200,541.56 × 43,738.20
  4. Step 4: Simplify right side
    133,690.37x = 8,771,326,640.90
  5. Step 5: Solve for x
    x = 8,771,326,640.90/133,690.37
  6. Step 6: Final answer
    x = 65,609.27

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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.