Home / 227,424.80-313,924.56-136,831.52

Finding the Fourth Proportional to 227,424.80, 313,924.56 and 136,831.52

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Solution

The fourth proportional to 227,424.80, 313,924.56 and 136,831.52 is: 188,874.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,424.80 : 313,924.56 = 136,831.52 : x
  2. Step 2: Convert to fraction form
    227,424.80/313,924.56 = 136,831.52/x
  3. Step 3: Cross multiply
    227,424.80x = 313,924.56 × 136,831.52
  4. Step 4: Simplify right side
    227,424.80x = 42,954,774,710.13
  5. Step 5: Solve for x
    x = 42,954,774,710.13/227,424.80
  6. Step 6: Final answer
    x = 188,874.63

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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.