Home / 134,126.20-201,042.42-55,219.24

Finding the Fourth Proportional to 134,126.20, 201,042.42 and 55,219.24

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Solution

The fourth proportional to 134,126.20, 201,042.42 and 55,219.24 is: 82,768.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,126.20 : 201,042.42 = 55,219.24 : x
  2. Step 2: Convert to fraction form
    134,126.20/201,042.42 = 55,219.24/x
  3. Step 3: Cross multiply
    134,126.20x = 201,042.42 × 55,219.24
  4. Step 4: Simplify right side
    134,126.20x = 11,101,409,640.16
  5. Step 5: Solve for x
    x = 11,101,409,640.16/134,126.20
  6. Step 6: Final answer
    x = 82,768.39

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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.