Home / 205,039.07-307,523.14-92,693.16

Finding the Fourth Proportional to 205,039.07, 307,523.14 and 92,693.16

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Solution

The fourth proportional to 205,039.07, 307,523.14 and 92,693.16 is: 139,023.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,039.07 : 307,523.14 = 92,693.16 : x
  2. Step 2: Convert to fraction form
    205,039.07/307,523.14 = 92,693.16/x
  3. Step 3: Cross multiply
    205,039.07x = 307,523.14 × 92,693.16
  4. Step 4: Simplify right side
    205,039.07x = 28,505,291,619.72
  5. Step 5: Solve for x
    x = 28,505,291,619.72/205,039.07
  6. Step 6: Final answer
    x = 139,023.71

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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.