Home / 90,536.46-124,937.91-50,249.18

Finding the Fourth Proportional to 90,536.46, 124,937.91 and 50,249.18

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Solution

The fourth proportional to 90,536.46, 124,937.91 and 50,249.18 is: 69,342.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,536.46 : 124,937.91 = 50,249.18 : x
  2. Step 2: Convert to fraction form
    90,536.46/124,937.91 = 50,249.18/x
  3. Step 3: Cross multiply
    90,536.46x = 124,937.91 × 50,249.18
  4. Step 4: Simplify right side
    90,536.46x = 6,278,027,528.41
  5. Step 5: Solve for x
    x = 6,278,027,528.41/90,536.46
  6. Step 6: Final answer
    x = 69,342.53

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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.