Home / 80,545.92-111,152.64-44,736

Finding the Fourth Proportional to 80,545.92, 111,152.64 and 44,736

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Solution

The fourth proportional to 80,545.92, 111,152.64 and 44,736 is: 61,735.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,545.92 : 111,152.64 = 44,736 : x
  2. Step 2: Convert to fraction form
    80,545.92/111,152.64 = 44,736/x
  3. Step 3: Cross multiply
    80,545.92x = 111,152.64 × 44,736
  4. Step 4: Simplify right side
    80,545.92x = 4,972,524,503.04
  5. Step 5: Solve for x
    x = 4,972,524,503.04/80,545.92
  6. Step 6: Final answer
    x = 61,735.27

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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.