Home / 72,160.08-108,194.26-63,293.21

Finding the Fourth Proportional to 72,160.08, 108,194.26 and 63,293.21

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Solution

The fourth proportional to 72,160.08, 108,194.26 and 63,293.21 is: 94,899.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,160.08 : 108,194.26 = 63,293.21 : x
  2. Step 2: Convert to fraction form
    72,160.08/108,194.26 = 63,293.21/x
  3. Step 3: Cross multiply
    72,160.08x = 108,194.26 × 63,293.21
  4. Step 4: Simplify right side
    72,160.08x = 6,847,962,018.97
  5. Step 5: Solve for x
    x = 6,847,962,018.97/72,160.08
  6. Step 6: Final answer
    x = 94,899.59

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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.