Home / 195,109.98-292,831.62-139,087.14

Finding the Fourth Proportional to 195,109.98, 292,831.62 and 139,087.14

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Solution

The fourth proportional to 195,109.98, 292,831.62 and 139,087.14 is: 208,749.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    195,109.98 : 292,831.62 = 139,087.14 : x
  2. Step 2: Convert to fraction form
    195,109.98/292,831.62 = 139,087.14/x
  3. Step 3: Cross multiply
    195,109.98x = 292,831.62 × 139,087.14
  4. Step 4: Simplify right side
    195,109.98x = 40,729,112,527.37
  5. Step 5: Solve for x
    x = 40,729,112,527.37/195,109.98
  6. Step 6: Final answer
    x = 208,749.51

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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.