Home / 64,129.41-96,142.23-26,717.60

Finding the Fourth Proportional to 64,129.41, 96,142.23 and 26,717.60

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Solution

The fourth proportional to 64,129.41, 96,142.23 and 26,717.60 is: 40,054.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,129.41 : 96,142.23 = 26,717.60 : x
  2. Step 2: Convert to fraction form
    64,129.41/96,142.23 = 26,717.60/x
  3. Step 3: Cross multiply
    64,129.41x = 96,142.23 × 26,717.60
  4. Step 4: Simplify right side
    64,129.41x = 2,568,689,884.60
  5. Step 5: Solve for x
    x = 2,568,689,884.60/64,129.41
  6. Step 6: Final answer
    x = 40,054.79

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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.