Home / 179,838.45-248,024.70-108,205.09

Finding the Fourth Proportional to 179,838.45, 248,024.70 and 108,205.09

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Solution

The fourth proportional to 179,838.45, 248,024.70 and 108,205.09 is: 149,231.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,838.45 : 248,024.70 = 108,205.09 : x
  2. Step 2: Convert to fraction form
    179,838.45/248,024.70 = 108,205.09/x
  3. Step 3: Cross multiply
    179,838.45x = 248,024.70 × 108,205.09
  4. Step 4: Simplify right side
    179,838.45x = 26,837,534,365.66
  5. Step 5: Solve for x
    x = 26,837,534,365.66/179,838.45
  6. Step 6: Final answer
    x = 149,231.35

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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.