Home / 75,328.90-103,953.60-41,337.96

Finding the Fourth Proportional to 75,328.90, 103,953.60 and 41,337.96

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Solution

The fourth proportional to 75,328.90, 103,953.60 and 41,337.96 is: 57,046.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,328.90 : 103,953.60 = 41,337.96 : x
  2. Step 2: Convert to fraction form
    75,328.90/103,953.60 = 41,337.96/x
  3. Step 3: Cross multiply
    75,328.90x = 103,953.60 × 41,337.96
  4. Step 4: Simplify right side
    75,328.90x = 4,297,229,758.66
  5. Step 5: Solve for x
    x = 4,297,229,758.66/75,328.90
  6. Step 6: Final answer
    x = 57,046.23

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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.