Home / 204,036.40-281,564.61-113,390.08

Finding the Fourth Proportional to 204,036.40, 281,564.61 and 113,390.08

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Solution

The fourth proportional to 204,036.40, 281,564.61 and 113,390.08 is: 156,475.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,036.40 : 281,564.61 = 113,390.08 : x
  2. Step 2: Convert to fraction form
    204,036.40/281,564.61 = 113,390.08/x
  3. Step 3: Cross multiply
    204,036.40x = 281,564.61 × 113,390.08
  4. Step 4: Simplify right side
    204,036.40x = 31,926,633,653.07
  5. Step 5: Solve for x
    x = 31,926,633,653.07/204,036.40
  6. Step 6: Final answer
    x = 156,475.19

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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.