Home / 136,522.20-204,738.73-45,313.10

Finding the Fourth Proportional to 136,522.20, 204,738.73 and 45,313.10

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Solution

The fourth proportional to 136,522.20, 204,738.73 and 45,313.10 is: 67,954.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    136,522.20 : 204,738.73 = 45,313.10 : x
  2. Step 2: Convert to fraction form
    136,522.20/204,738.73 = 45,313.10/x
  3. Step 3: Cross multiply
    136,522.20x = 204,738.73 × 45,313.10
  4. Step 4: Simplify right side
    136,522.20x = 9,277,346,546.36
  5. Step 5: Solve for x
    x = 9,277,346,546.36/136,522.20
  6. Step 6: Final answer
    x = 67,954.86

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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.