Home / 214,973.82-322,506.62-72,814.13

Finding the Fourth Proportional to 214,973.82, 322,506.62 and 72,814.13

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Solution

The fourth proportional to 214,973.82, 322,506.62 and 72,814.13 is: 109,236.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,973.82 : 322,506.62 = 72,814.13 : x
  2. Step 2: Convert to fraction form
    214,973.82/322,506.62 = 72,814.13/x
  3. Step 3: Cross multiply
    214,973.82x = 322,506.62 × 72,814.13
  4. Step 4: Simplify right side
    214,973.82x = 23,483,036,977.94
  5. Step 5: Solve for x
    x = 23,483,036,977.94/214,973.82
  6. Step 6: Final answer
    x = 109,236.73

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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.