Home / 139,323.03-192,324.63-94,062.32

Finding the Fourth Proportional to 139,323.03, 192,324.63 and 94,062.32

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Solution

The fourth proportional to 139,323.03, 192,324.63 and 94,062.32 is: 129,845.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,323.03 : 192,324.63 = 94,062.32 : x
  2. Step 2: Convert to fraction form
    139,323.03/192,324.63 = 94,062.32/x
  3. Step 3: Cross multiply
    139,323.03x = 192,324.63 × 94,062.32
  4. Step 4: Simplify right side
    139,323.03x = 18,090,500,890.94
  5. Step 5: Solve for x
    x = 18,090,500,890.94/139,323.03
  6. Step 6: Final answer
    x = 129,845.73

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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.