Home / 90,696.73-136,044.66-23,228.63

Finding the Fourth Proportional to 90,696.73, 136,044.66 and 23,228.63

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Solution

The fourth proportional to 90,696.73, 136,044.66 and 23,228.63 is: 34,842.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,696.73 : 136,044.66 = 23,228.63 : x
  2. Step 2: Convert to fraction form
    90,696.73/136,044.66 = 23,228.63/x
  3. Step 3: Cross multiply
    90,696.73x = 136,044.66 × 23,228.63
  4. Step 4: Simplify right side
    90,696.73x = 3,160,131,070.62
  5. Step 5: Solve for x
    x = 3,160,131,070.62/90,696.73
  6. Step 6: Final answer
    x = 34,842.83

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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.