Home / 90,934.14-125,493.01-50,647.91

Finding the Fourth Proportional to 90,934.14, 125,493.01 and 50,647.91

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Solution

The fourth proportional to 90,934.14, 125,493.01 and 50,647.91 is: 69,896.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,934.14 : 125,493.01 = 50,647.91 : x
  2. Step 2: Convert to fraction form
    90,934.14/125,493.01 = 50,647.91/x
  3. Step 3: Cross multiply
    90,934.14x = 125,493.01 × 50,647.91
  4. Step 4: Simplify right side
    90,934.14x = 6,355,958,863.22
  5. Step 5: Solve for x
    x = 6,355,958,863.22/90,934.14
  6. Step 6: Final answer
    x = 69,896.29

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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.