Home / 75,757.02-104,545.42-41,766.86

Finding the Fourth Proportional to 75,757.02, 104,545.42 and 41,766.86

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Solution

The fourth proportional to 75,757.02, 104,545.42 and 41,766.86 is: 57,638.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,757.02 : 104,545.42 = 41,766.86 : x
  2. Step 2: Convert to fraction form
    75,757.02/104,545.42 = 41,766.86/x
  3. Step 3: Cross multiply
    75,757.02x = 104,545.42 × 41,766.86
  4. Step 4: Simplify right side
    75,757.02x = 4,366,533,920.78
  5. Step 5: Solve for x
    x = 4,366,533,920.78/75,757.02
  6. Step 6: Final answer
    x = 57,638.67

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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.