Home / 173,081.24-238,831.68-100,467.32

Finding the Fourth Proportional to 173,081.24, 238,831.68 and 100,467.32

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Solution

The fourth proportional to 173,081.24, 238,831.68 and 100,467.32 is: 138,633.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    173,081.24 : 238,831.68 = 100,467.32 : x
  2. Step 2: Convert to fraction form
    173,081.24/238,831.68 = 100,467.32/x
  3. Step 3: Cross multiply
    173,081.24x = 238,831.68 × 100,467.32
  4. Step 4: Simplify right side
    173,081.24x = 23,994,778,820.70
  5. Step 5: Solve for x
    x = 23,994,778,820.70/173,081.24
  6. Step 6: Final answer
    x = 138,633.04

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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.