Home / 214,972.52-322,517.10-74,742.08

Finding the Fourth Proportional to 214,972.52, 322,517.10 and 74,742.08

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Solution

The fourth proportional to 214,972.52, 322,517.10 and 74,742.08 is: 112,133.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,972.52 : 322,517.10 = 74,742.08 : x
  2. Step 2: Convert to fraction form
    214,972.52/322,517.10 = 74,742.08/x
  3. Step 3: Cross multiply
    214,972.52x = 322,517.10 × 74,742.08
  4. Step 4: Simplify right side
    214,972.52x = 24,105,598,889.57
  5. Step 5: Solve for x
    x = 24,105,598,889.57/214,972.52
  6. Step 6: Final answer
    x = 112,133.40

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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.