Home / 154,831.03-232,246.91-42,512.79

Finding the Fourth Proportional to 154,831.03, 232,246.91 and 42,512.79

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Solution

The fourth proportional to 154,831.03, 232,246.91 and 42,512.79 is: 63,769.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,831.03 : 232,246.91 = 42,512.79 : x
  2. Step 2: Convert to fraction form
    154,831.03/232,246.91 = 42,512.79/x
  3. Step 3: Cross multiply
    154,831.03x = 232,246.91 × 42,512.79
  4. Step 4: Simplify right side
    154,831.03x = 9,873,464,112.98
  5. Step 5: Solve for x
    x = 9,873,464,112.98/154,831.03
  6. Step 6: Final answer
    x = 63,769.29

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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.