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Finding the Fourth Proportional to 59,361.84, 89,028.78 and 17,230.80

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Solution

The fourth proportional to 59,361.84, 89,028.78 and 17,230.80 is: 25,842.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,361.84 : 89,028.78 = 17,230.80 : x
  2. Step 2: Convert to fraction form
    59,361.84/89,028.78 = 17,230.80/x
  3. Step 3: Cross multiply
    59,361.84x = 89,028.78 × 17,230.80
  4. Step 4: Simplify right side
    59,361.84x = 1,534,037,102.42
  5. Step 5: Solve for x
    x = 1,534,037,102.42/59,361.84
  6. Step 6: Final answer
    x = 25,842.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.