Home / 207,892.26-286,901.08-117,246.33

Finding the Fourth Proportional to 207,892.26, 286,901.08 and 117,246.33

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Solution

The fourth proportional to 207,892.26, 286,901.08 and 117,246.33 is: 161,805.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,892.26 : 286,901.08 = 117,246.33 : x
  2. Step 2: Convert to fraction form
    207,892.26/286,901.08 = 117,246.33/x
  3. Step 3: Cross multiply
    207,892.26x = 286,901.08 × 117,246.33
  4. Step 4: Simplify right side
    207,892.26x = 33,638,098,409.92
  5. Step 5: Solve for x
    x = 33,638,098,409.92/207,892.26
  6. Step 6: Final answer
    x = 161,805.44

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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.