Home / 150,815.05-226,222.34-38,495.25

Finding the Fourth Proportional to 150,815.05, 226,222.34 and 38,495.25

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Solution

The fourth proportional to 150,815.05, 226,222.34 and 38,495.25 is: 57,742.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,815.05 : 226,222.34 = 38,495.25 : x
  2. Step 2: Convert to fraction form
    150,815.05/226,222.34 = 38,495.25/x
  3. Step 3: Cross multiply
    150,815.05x = 226,222.34 × 38,495.25
  4. Step 4: Simplify right side
    150,815.05x = 8,708,485,341.41
  5. Step 5: Solve for x
    x = 8,708,485,341.41/150,815.05
  6. Step 6: Final answer
    x = 57,742.81

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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.