Home / 64,539.26-96,805.41-20,160.92

Finding the Fourth Proportional to 64,539.26, 96,805.41 and 20,160.92

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Solution

The fourth proportional to 64,539.26, 96,805.41 and 20,160.92 is: 30,240.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,539.26 : 96,805.41 = 20,160.92 : x
  2. Step 2: Convert to fraction form
    64,539.26/96,805.41 = 20,160.92/x
  3. Step 3: Cross multiply
    64,539.26x = 96,805.41 × 20,160.92
  4. Step 4: Simplify right side
    64,539.26x = 1,951,686,126.58
  5. Step 5: Solve for x
    x = 1,951,686,126.58/64,539.26
  6. Step 6: Final answer
    x = 30,240.29

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1.5x scale

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.