Home / 154,183.32-231,290.34-41,865.30

Finding the Fourth Proportional to 154,183.32, 231,290.34 and 41,865.30

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Solution

The fourth proportional to 154,183.32, 231,290.34 and 41,865.30 is: 62,802.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,183.32 : 231,290.34 = 41,865.30 : x
  2. Step 2: Convert to fraction form
    154,183.32/231,290.34 = 41,865.30/x
  3. Step 3: Cross multiply
    154,183.32x = 231,290.34 × 41,865.30
  4. Step 4: Simplify right side
    154,183.32x = 9,683,039,471.20
  5. Step 5: Solve for x
    x = 9,683,039,471.20/154,183.32
  6. Step 6: Final answer
    x = 62,802.12

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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.