Home / 73,272.20-109,778.70-62,904.20

Finding the Fourth Proportional to 73,272.20, 109,778.70 and 62,904.20

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Solution

The fourth proportional to 73,272.20, 109,778.70 and 62,904.20 is: 94,245.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,272.20 : 109,778.70 = 62,904.20 : x
  2. Step 2: Convert to fraction form
    73,272.20/109,778.70 = 62,904.20/x
  3. Step 3: Cross multiply
    73,272.20x = 109,778.70 × 62,904.20
  4. Step 4: Simplify right side
    73,272.20x = 6,905,541,300.54
  5. Step 5: Solve for x
    x = 6,905,541,300.54/73,272.20
  6. Step 6: Final answer
    x = 94,245.04

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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.