Home / 102,564.28-153,826.91-43,441.44

Finding the Fourth Proportional to 102,564.28, 153,826.91 and 43,441.44

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Solution

The fourth proportional to 102,564.28, 153,826.91 and 43,441.44 is: 65,153.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,564.28 : 153,826.91 = 43,441.44 : x
  2. Step 2: Convert to fraction form
    102,564.28/153,826.91 = 43,441.44/x
  3. Step 3: Cross multiply
    102,564.28x = 153,826.91 × 43,441.44
  4. Step 4: Simplify right side
    102,564.28x = 6,682,462,481.15
  5. Step 5: Solve for x
    x = 6,682,462,481.15/102,564.28
  6. Step 6: Final answer
    x = 65,153.90

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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.