Home / 50,771.16-70,083.83-45,456.75

Finding the Fourth Proportional to 50,771.16, 70,083.83 and 45,456.75

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Solution

The fourth proportional to 50,771.16, 70,083.83 and 45,456.75 is: 62,747.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,771.16 : 70,083.83 = 45,456.75 : x
  2. Step 2: Convert to fraction form
    50,771.16/70,083.83 = 45,456.75/x
  3. Step 3: Cross multiply
    50,771.16x = 70,083.83 × 45,456.75
  4. Step 4: Simplify right side
    50,771.16x = 3,185,783,139.35
  5. Step 5: Solve for x
    x = 3,185,783,139.35/50,771.16
  6. Step 6: Final answer
    x = 62,747.89

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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.