Home / 169,881.16-234,243.39-108,546.31

Finding the Fourth Proportional to 169,881.16, 234,243.39 and 108,546.31

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Solution

The fourth proportional to 169,881.16, 234,243.39 and 108,546.31 is: 149,670.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,881.16 : 234,243.39 = 108,546.31 : x
  2. Step 2: Convert to fraction form
    169,881.16/234,243.39 = 108,546.31/x
  3. Step 3: Cross multiply
    169,881.16x = 234,243.39 × 108,546.31
  4. Step 4: Simplify right side
    169,881.16x = 25,426,255,626.39
  5. Step 5: Solve for x
    x = 25,426,255,626.39/169,881.16
  6. Step 6: Final answer
    x = 149,670.84

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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.