Home / 90,536.10-124,933.94-50,249.87

Finding the Fourth Proportional to 90,536.10, 124,933.94 and 50,249.87

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Solution

The fourth proportional to 90,536.10, 124,933.94 and 50,249.87 is: 69,341.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,536.10 : 124,933.94 = 50,249.87 : x
  2. Step 2: Convert to fraction form
    90,536.10/124,933.94 = 50,249.87/x
  3. Step 3: Cross multiply
    90,536.10x = 124,933.94 × 50,249.87
  4. Step 4: Simplify right side
    90,536.10x = 6,277,914,307.26
  5. Step 5: Solve for x
    x = 6,277,914,307.26/90,536.10
  6. Step 6: Final answer
    x = 69,341.56

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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.