Home / 200,743.26-301,231.54-89,935.26

Finding the Fourth Proportional to 200,743.26, 301,231.54 and 89,935.26

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Solution

The fourth proportional to 200,743.26, 301,231.54 and 89,935.26 is: 134,955.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    200,743.26 : 301,231.54 = 89,935.26 : x
  2. Step 2: Convert to fraction form
    200,743.26/301,231.54 = 89,935.26/x
  3. Step 3: Cross multiply
    200,743.26x = 301,231.54 × 89,935.26
  4. Step 4: Simplify right side
    200,743.26x = 27,091,336,870.10
  5. Step 5: Solve for x
    x = 27,091,336,870.10/200,743.26
  6. Step 6: Final answer
    x = 134,955.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.