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Finding the Fourth Proportional to 80,752.65, 111,437.55 and 44,942.67

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Solution

The fourth proportional to 80,752.65, 111,437.55 and 44,942.67 is: 62,020.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,752.65 : 111,437.55 = 44,942.67 : x
  2. Step 2: Convert to fraction form
    80,752.65/111,437.55 = 44,942.67/x
  3. Step 3: Cross multiply
    80,752.65x = 111,437.55 × 44,942.67
  4. Step 4: Simplify right side
    80,752.65x = 5,008,301,035.26
  5. Step 5: Solve for x
    x = 5,008,301,035.26/80,752.65
  6. Step 6: Final answer
    x = 62,020.27

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1.5x scale

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.