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Finding the Fourth Proportional to 59,388.02, 81,966.03 and 35,517.32

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Solution

The fourth proportional to 59,388.02, 81,966.03 and 35,517.32 is: 49,020.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,388.02 : 81,966.03 = 35,517.32 : x
  2. Step 2: Convert to fraction form
    59,388.02/81,966.03 = 35,517.32/x
  3. Step 3: Cross multiply
    59,388.02x = 81,966.03 × 35,517.32
  4. Step 4: Simplify right side
    59,388.02x = 2,911,213,716.64
  5. Step 5: Solve for x
    x = 2,911,213,716.64/59,388.02
  6. Step 6: Final answer
    x = 49,020.22

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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.