Home / 57,942.33-86,766.48-48,557.67

Finding the Fourth Proportional to 57,942.33, 86,766.48 and 48,557.67

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Solution

The fourth proportional to 57,942.33, 86,766.48 and 48,557.67 is: 72,713.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,942.33 : 86,766.48 = 48,557.67 : x
  2. Step 2: Convert to fraction form
    57,942.33/86,766.48 = 48,557.67/x
  3. Step 3: Cross multiply
    57,942.33x = 86,766.48 × 48,557.67
  4. Step 4: Simplify right side
    57,942.33x = 4,213,178,102.90
  5. Step 5: Solve for x
    x = 4,213,178,102.90/57,942.33
  6. Step 6: Final answer
    x = 72,713.30

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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.