Home / 89,046.87-122,883.53-50,805.42

Finding the Fourth Proportional to 89,046.87, 122,883.53 and 50,805.42

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Solution

The fourth proportional to 89,046.87, 122,883.53 and 50,805.42 is: 70,110.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,046.87 : 122,883.53 = 50,805.42 : x
  2. Step 2: Convert to fraction form
    89,046.87/122,883.53 = 50,805.42/x
  3. Step 3: Cross multiply
    89,046.87x = 122,883.53 × 50,805.42
  4. Step 4: Simplify right side
    89,046.87x = 6,243,149,098.71
  5. Step 5: Solve for x
    x = 6,243,149,098.71/89,046.87
  6. Step 6: Final answer
    x = 70,110.82

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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.