Home / 178,379.28-246,163.32-100,850.40

Finding the Fourth Proportional to 178,379.28, 246,163.32 and 100,850.40

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Solution

The fourth proportional to 178,379.28, 246,163.32 and 100,850.40 is: 139,173.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,379.28 : 246,163.32 = 100,850.40 : x
  2. Step 2: Convert to fraction form
    178,379.28/246,163.32 = 100,850.40/x
  3. Step 3: Cross multiply
    178,379.28x = 246,163.32 × 100,850.40
  4. Step 4: Simplify right side
    178,379.28x = 24,825,669,287.33
  5. Step 5: Solve for x
    x = 24,825,669,287.33/178,379.28
  6. Step 6: Final answer
    x = 139,173.50

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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.