Home / 64,140.72-96,206.21-22,558.56

Finding the Fourth Proportional to 64,140.72, 96,206.21 and 22,558.56

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Solution

The fourth proportional to 64,140.72, 96,206.21 and 22,558.56 is: 33,836.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,140.72 : 96,206.21 = 22,558.56 : x
  2. Step 2: Convert to fraction form
    64,140.72/96,206.21 = 22,558.56/x
  3. Step 3: Cross multiply
    64,140.72x = 96,206.21 × 22,558.56
  4. Step 4: Simplify right side
    64,140.72x = 2,170,273,560.66
  5. Step 5: Solve for x
    x = 2,170,273,560.66/64,140.72
  6. Step 6: Final answer
    x = 33,836.13

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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.