Home / 96,284.72-132,891.30-64,509.03

Finding the Fourth Proportional to 96,284.72, 132,891.30 and 64,509.03

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Solution

The fourth proportional to 96,284.72, 132,891.30 and 64,509.03 is: 89,034.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    96,284.72 : 132,891.30 = 64,509.03 : x
  2. Step 2: Convert to fraction form
    96,284.72/132,891.30 = 64,509.03/x
  3. Step 3: Cross multiply
    96,284.72x = 132,891.30 × 64,509.03
  4. Step 4: Simplify right side
    96,284.72x = 8,572,688,858.44
  5. Step 5: Solve for x
    x = 8,572,688,858.44/96,284.72
  6. Step 6: Final answer
    x = 89,034.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.