Home / 263,776.44-363,989.32-149,065.05

Finding the Fourth Proportional to 263,776.44, 363,989.32 and 149,065.05

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Solution

The fourth proportional to 263,776.44, 363,989.32 and 149,065.05 is: 205,697.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,776.44 : 363,989.32 = 149,065.05 : x
  2. Step 2: Convert to fraction form
    263,776.44/363,989.32 = 149,065.05/x
  3. Step 3: Cross multiply
    263,776.44x = 363,989.32 × 149,065.05
  4. Step 4: Simplify right side
    263,776.44x = 54,258,085,812.60
  5. Step 5: Solve for x
    x = 54,258,085,812.60/263,776.44
  6. Step 6: Final answer
    x = 205,697.24

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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.