Home / 72,182.92-108,293.04-22,261.90

Finding the Fourth Proportional to 72,182.92, 108,293.04 and 22,261.90

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Solution

The fourth proportional to 72,182.92, 108,293.04 and 22,261.90 is: 33,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,182.92 : 108,293.04 = 22,261.90 : x
  2. Step 2: Convert to fraction form
    72,182.92/108,293.04 = 22,261.90/x
  3. Step 3: Cross multiply
    72,182.92x = 108,293.04 × 22,261.90
  4. Step 4: Simplify right side
    72,182.92x = 2,410,808,827.18
  5. Step 5: Solve for x
    x = 2,410,808,827.18/72,182.92
  6. Step 6: Final answer
    x = 33,398.60

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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.