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Finding the Fourth Proportional to 59,328.75, 81,843.01 and 35,115.93

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Solution

The fourth proportional to 59,328.75, 81,843.01 and 35,115.93 is: 48,441.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,328.75 : 81,843.01 = 35,115.93 : x
  2. Step 2: Convert to fraction form
    59,328.75/81,843.01 = 35,115.93/x
  3. Step 3: Cross multiply
    59,328.75x = 81,843.01 × 35,115.93
  4. Step 4: Simplify right side
    59,328.75x = 2,873,993,322.36
  5. Step 5: Solve for x
    x = 2,873,993,322.36/59,328.75
  6. Step 6: Final answer
    x = 48,441.83

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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.