Home / 75,223.10-103,803.77-41,231.65

Finding the Fourth Proportional to 75,223.10, 103,803.77 and 41,231.65

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Solution

The fourth proportional to 75,223.10, 103,803.77 and 41,231.65 is: 56,897.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,223.10 : 103,803.77 = 41,231.65 : x
  2. Step 2: Convert to fraction form
    75,223.10/103,803.77 = 41,231.65/x
  3. Step 3: Cross multiply
    75,223.10x = 103,803.77 × 41,231.65
  4. Step 4: Simplify right side
    75,223.10x = 4,280,000,556.89
  5. Step 5: Solve for x
    x = 4,280,000,556.89/75,223.10
  6. Step 6: Final answer
    x = 56,897.43

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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.