Home / 165,980.86-229,072.95-94,371.61

Finding the Fourth Proportional to 165,980.86, 229,072.95 and 94,371.61

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Solution

The fourth proportional to 165,980.86, 229,072.95 and 94,371.61 is: 130,243.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,980.86 : 229,072.95 = 94,371.61 : x
  2. Step 2: Convert to fraction form
    165,980.86/229,072.95 = 94,371.61/x
  3. Step 3: Cross multiply
    165,980.86x = 229,072.95 × 94,371.61
  4. Step 4: Simplify right side
    165,980.86x = 21,617,983,098.95
  5. Step 5: Solve for x
    x = 21,617,983,098.95/165,980.86
  6. Step 6: Final answer
    x = 130,243.83

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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.