Home / 90,544.17-124,945.24-50,255.58

Finding the Fourth Proportional to 90,544.17, 124,945.24 and 50,255.58

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Solution

The fourth proportional to 90,544.17, 124,945.24 and 50,255.58 is: 69,349.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,544.17 : 124,945.24 = 50,255.58 : x
  2. Step 2: Convert to fraction form
    90,544.17/124,945.24 = 50,255.58/x
  3. Step 3: Cross multiply
    90,544.17x = 124,945.24 × 50,255.58
  4. Step 4: Simplify right side
    90,544.17x = 6,279,195,066.44
  5. Step 5: Solve for x
    x = 6,279,195,066.44/90,544.17
  6. Step 6: Final answer
    x = 69,349.53

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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.