Home / 49,873.50-75,143.41-45,136.02

Finding the Fourth Proportional to 49,873.50, 75,143.41 and 45,136.02

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Solution

The fourth proportional to 49,873.50, 75,143.41 and 45,136.02 is: 68,005.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,873.50 : 75,143.41 = 45,136.02 : x
  2. Step 2: Convert to fraction form
    49,873.50/75,143.41 = 45,136.02/x
  3. Step 3: Cross multiply
    49,873.50x = 75,143.41 × 45,136.02
  4. Step 4: Simplify right side
    49,873.50x = 3,391,674,456.63
  5. Step 5: Solve for x
    x = 3,391,674,456.63/49,873.50
  6. Step 6: Final answer
    x = 68,005.54

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.