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Finding the Fourth Proportional to 57,518.60, 86,226.60 and 22,450.10

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Solution

The fourth proportional to 57,518.60, 86,226.60 and 22,450.10 is: 33,655.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,518.60 : 86,226.60 = 22,450.10 : x
  2. Step 2: Convert to fraction form
    57,518.60/86,226.60 = 22,450.10/x
  3. Step 3: Cross multiply
    57,518.60x = 86,226.60 × 22,450.10
  4. Step 4: Simplify right side
    57,518.60x = 1,935,795,792.66
  5. Step 5: Solve for x
    x = 1,935,795,792.66/57,518.60
  6. Step 6: Final answer
    x = 33,655.13

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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.