Home / 64,414.36-96,576.27-28,373.72

Finding the Fourth Proportional to 64,414.36, 96,576.27 and 28,373.72

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Solution

The fourth proportional to 64,414.36, 96,576.27 and 28,373.72 is: 42,540.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,414.36 : 96,576.27 = 28,373.72 : x
  2. Step 2: Convert to fraction form
    64,414.36/96,576.27 = 28,373.72/x
  3. Step 3: Cross multiply
    64,414.36x = 96,576.27 × 28,373.72
  4. Step 4: Simplify right side
    64,414.36x = 2,740,227,667.14
  5. Step 5: Solve for x
    x = 2,740,227,667.14/64,414.36
  6. Step 6: Final answer
    x = 42,540.63

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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.