Home / 179,788.56-248,008.68-126,153.60

Finding the Fourth Proportional to 179,788.56, 248,008.68 and 126,153.60

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Solution

The fourth proportional to 179,788.56, 248,008.68 and 126,153.60 is: 174,022.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,788.56 : 248,008.68 = 126,153.60 : x
  2. Step 2: Convert to fraction form
    179,788.56/248,008.68 = 126,153.60/x
  3. Step 3: Cross multiply
    179,788.56x = 248,008.68 × 126,153.60
  4. Step 4: Simplify right side
    179,788.56x = 31,287,187,813.25
  5. Step 5: Solve for x
    x = 31,287,187,813.25/179,788.56
  6. Step 6: Final answer
    x = 174,022.13

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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.