Home / 205,122.72-307,736.04-62,975.25

Finding the Fourth Proportional to 205,122.72, 307,736.04 and 62,975.25

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Solution

The fourth proportional to 205,122.72, 307,736.04 and 62,975.25 is: 94,478.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,122.72 : 307,736.04 = 62,975.25 : x
  2. Step 2: Convert to fraction form
    205,122.72/307,736.04 = 62,975.25/x
  3. Step 3: Cross multiply
    205,122.72x = 307,736.04 × 62,975.25
  4. Step 4: Simplify right side
    205,122.72x = 19,379,754,053.01
  5. Step 5: Solve for x
    x = 19,379,754,053.01/205,122.72
  6. Step 6: Final answer
    x = 94,478.83

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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.