Home / 68,946.33-95,148.87-38,731.08

Finding the Fourth Proportional to 68,946.33, 95,148.87 and 38,731.08

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Solution

The fourth proportional to 68,946.33, 95,148.87 and 38,731.08 is: 53,450.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,946.33 : 95,148.87 = 38,731.08 : x
  2. Step 2: Convert to fraction form
    68,946.33/95,148.87 = 38,731.08/x
  3. Step 3: Cross multiply
    68,946.33x = 95,148.87 × 38,731.08
  4. Step 4: Simplify right side
    68,946.33x = 3,685,218,495.88
  5. Step 5: Solve for x
    x = 3,685,218,495.88/68,946.33
  6. Step 6: Final answer
    x = 53,450.54

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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.