Home / 77,626.20-116,435.20-25,035.68

Finding the Fourth Proportional to 77,626.20, 116,435.20 and 25,035.68

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Solution

The fourth proportional to 77,626.20, 116,435.20 and 25,035.68 is: 37,552.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,626.20 : 116,435.20 = 25,035.68 : x
  2. Step 2: Convert to fraction form
    77,626.20/116,435.20 = 25,035.68/x
  3. Step 3: Cross multiply
    77,626.20x = 116,435.20 × 25,035.68
  4. Step 4: Simplify right side
    77,626.20x = 2,915,034,612.96
  5. Step 5: Solve for x
    x = 2,915,034,612.96/77,626.20
  6. Step 6: Final answer
    x = 37,552.20

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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.