Home / 214,989.20-322,466.52-74,727.44

Finding the Fourth Proportional to 214,989.20, 322,466.52 and 74,727.44

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Solution

The fourth proportional to 214,989.20, 322,466.52 and 74,727.44 is: 112,085.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,989.20 : 322,466.52 = 74,727.44 : x
  2. Step 2: Convert to fraction form
    214,989.20/322,466.52 = 74,727.44/x
  3. Step 3: Cross multiply
    214,989.20x = 322,466.52 × 74,727.44
  4. Step 4: Simplify right side
    214,989.20x = 24,097,097,525.31
  5. Step 5: Solve for x
    x = 24,097,097,525.31/214,989.20
  6. Step 6: Final answer
    x = 112,085.15

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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.