Home / 73,252.20-109,878.30-49,632.60

Finding the Fourth Proportional to 73,252.20, 109,878.30 and 49,632.60

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Solution

The fourth proportional to 73,252.20, 109,878.30 and 49,632.60 is: 74,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,252.20 : 109,878.30 = 49,632.60 : x
  2. Step 2: Convert to fraction form
    73,252.20/109,878.30 = 49,632.60/x
  3. Step 3: Cross multiply
    73,252.20x = 109,878.30 × 49,632.60
  4. Step 4: Simplify right side
    73,252.20x = 5,453,545,712.58
  5. Step 5: Solve for x
    x = 5,453,545,712.58/73,252.20
  6. Step 6: Final answer
    x = 74,448.90

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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.