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Finding the Fourth Proportional to 40,907.92, 61,063.22 and 35,101.84

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Solution

The fourth proportional to 40,907.92, 61,063.22 and 35,101.84 is: 52,396.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,907.92 : 61,063.22 = 35,101.84 : x
  2. Step 2: Convert to fraction form
    40,907.92/61,063.22 = 35,101.84/x
  3. Step 3: Cross multiply
    40,907.92x = 61,063.22 × 35,101.84
  4. Step 4: Simplify right side
    40,907.92x = 2,143,431,378.32
  5. Step 5: Solve for x
    x = 2,143,431,378.32/40,907.92
  6. Step 6: Final answer
    x = 52,396.49

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1.5x scale

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.