Home / 204,404.72-282,015.02-115,985.42

Finding the Fourth Proportional to 204,404.72, 282,015.02 and 115,985.42

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Solution

The fourth proportional to 204,404.72, 282,015.02 and 115,985.42 is: 160,023.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,404.72 : 282,015.02 = 115,985.42 : x
  2. Step 2: Convert to fraction form
    204,404.72/282,015.02 = 115,985.42/x
  3. Step 3: Cross multiply
    204,404.72x = 282,015.02 × 115,985.42
  4. Step 4: Simplify right side
    204,404.72x = 32,709,631,536.01
  5. Step 5: Solve for x
    x = 32,709,631,536.01/204,404.72
  6. Step 6: Final answer
    x = 160,023.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.