Home / 214,848.80-322,279.56-102,540.84

Finding the Fourth Proportional to 214,848.80, 322,279.56 and 102,540.84

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Solution

The fourth proportional to 214,848.80, 322,279.56 and 102,540.84 is: 153,814.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,848.80 : 322,279.56 = 102,540.84 : x
  2. Step 2: Convert to fraction form
    214,848.80/322,279.56 = 102,540.84/x
  3. Step 3: Cross multiply
    214,848.80x = 322,279.56 × 102,540.84
  4. Step 4: Simplify right side
    214,848.80x = 33,046,816,797.23
  5. Step 5: Solve for x
    x = 33,046,816,797.23/214,848.80
  6. Step 6: Final answer
    x = 153,814.30

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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.