Home / 144,979.26-200,071.74-84,591.42

Finding the Fourth Proportional to 144,979.26, 200,071.74 and 84,591.42

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Solution

The fourth proportional to 144,979.26, 200,071.74 and 84,591.42 is: 116,736.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,979.26 : 200,071.74 = 84,591.42 : x
  2. Step 2: Convert to fraction form
    144,979.26/200,071.74 = 84,591.42/x
  3. Step 3: Cross multiply
    144,979.26x = 200,071.74 × 84,591.42
  4. Step 4: Simplify right side
    144,979.26x = 16,924,352,588.47
  5. Step 5: Solve for x
    x = 16,924,352,588.47/144,979.26
  6. Step 6: Final answer
    x = 116,736.37

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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.