Home / 139,023.19-208,525.97-44,321.33

Finding the Fourth Proportional to 139,023.19, 208,525.97 and 44,321.33

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Solution

The fourth proportional to 139,023.19, 208,525.97 and 44,321.33 is: 66,479.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    139,023.19 : 208,525.97 = 44,321.33 : x
  2. Step 2: Convert to fraction form
    139,023.19/208,525.97 = 44,321.33/x
  3. Step 3: Cross multiply
    139,023.19x = 208,525.97 × 44,321.33
  4. Step 4: Simplify right side
    139,023.19x = 9,242,147,664.45
  5. Step 5: Solve for x
    x = 9,242,147,664.45/139,023.19
  6. Step 6: Final answer
    x = 66,479.18

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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.