Home / 41,145.62-61,357.13-40,771.40

Finding the Fourth Proportional to 41,145.62, 61,357.13 and 40,771.40

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Solution

The fourth proportional to 41,145.62, 61,357.13 and 40,771.40 is: 60,799.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,145.62 : 61,357.13 = 40,771.40 : x
  2. Step 2: Convert to fraction form
    41,145.62/61,357.13 = 40,771.40/x
  3. Step 3: Cross multiply
    41,145.62x = 61,357.13 × 40,771.40
  4. Step 4: Simplify right side
    41,145.62x = 2,501,615,732.33
  5. Step 5: Solve for x
    x = 2,501,615,732.33/41,145.62
  6. Step 6: Final answer
    x = 60,799.08

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.