Home / 204,455.40-282,141.84-113,808.36

Finding the Fourth Proportional to 204,455.40, 282,141.84 and 113,808.36

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Solution

The fourth proportional to 204,455.40, 282,141.84 and 113,808.36 is: 157,051.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,455.40 : 282,141.84 = 113,808.36 : x
  2. Step 2: Convert to fraction form
    204,455.40/282,141.84 = 113,808.36/x
  3. Step 3: Cross multiply
    204,455.40x = 282,141.84 × 113,808.36
  4. Step 4: Simplify right side
    204,455.40x = 32,110,100,097.78
  5. Step 5: Solve for x
    x = 32,110,100,097.78/204,455.40
  6. Step 6: Final answer
    x = 157,051.86

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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.