Home / 45,438.87-68,187.47-22,052.55

Finding the Fourth Proportional to 45,438.87, 68,187.47 and 22,052.55

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Solution

The fourth proportional to 45,438.87, 68,187.47 and 22,052.55 is: 33,092.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,438.87 : 68,187.47 = 22,052.55 : x
  2. Step 2: Convert to fraction form
    45,438.87/68,187.47 = 22,052.55/x
  3. Step 3: Cross multiply
    45,438.87x = 68,187.47 × 22,052.55
  4. Step 4: Simplify right side
    45,438.87x = 1,503,707,861.03
  5. Step 5: Solve for x
    x = 1,503,707,861.03/45,438.87
  6. Step 6: Final answer
    x = 33,092.98

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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.