Home / 90,758.48-125,249.90-50,473.94

Finding the Fourth Proportional to 90,758.48, 125,249.90 and 50,473.94

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Solution

The fourth proportional to 90,758.48, 125,249.90 and 50,473.94 is: 69,655.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,758.48 : 125,249.90 = 50,473.94 : x
  2. Step 2: Convert to fraction form
    90,758.48/125,249.90 = 50,473.94/x
  3. Step 3: Cross multiply
    90,758.48x = 125,249.90 × 50,473.94
  4. Step 4: Simplify right side
    90,758.48x = 6,321,855,058.99
  5. Step 5: Solve for x
    x = 6,321,855,058.99/90,758.48
  6. Step 6: Final answer
    x = 69,655.81

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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.