Home / 204,867.09-282,705.80-113,001.35

Finding the Fourth Proportional to 204,867.09, 282,705.80 and 113,001.35

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Solution

The fourth proportional to 204,867.09, 282,705.80 and 113,001.35 is: 155,935.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,867.09 : 282,705.80 = 113,001.35 : x
  2. Step 2: Convert to fraction form
    204,867.09/282,705.80 = 113,001.35/x
  3. Step 3: Cross multiply
    204,867.09x = 282,705.80 × 113,001.35
  4. Step 4: Simplify right side
    204,867.09x = 31,946,135,074.29
  5. Step 5: Solve for x
    x = 31,946,135,074.29/204,867.09
  6. Step 6: Final answer
    x = 155,935.90

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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.