Home / 51,145.02-76,651.29-41,288.22

Finding the Fourth Proportional to 51,145.02, 76,651.29 and 41,288.22

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Solution

The fourth proportional to 51,145.02, 76,651.29 and 41,288.22 is: 61,878.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,145.02 : 76,651.29 = 41,288.22 : x
  2. Step 2: Convert to fraction form
    51,145.02/76,651.29 = 41,288.22/x
  3. Step 3: Cross multiply
    51,145.02x = 76,651.29 × 41,288.22
  4. Step 4: Simplify right side
    51,145.02x = 3,164,795,324.80
  5. Step 5: Solve for x
    x = 3,164,795,324.80/51,145.02
  6. Step 6: Final answer
    x = 61,878.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.