Home / 179,748.44-248,142.73-111,787.31

Finding the Fourth Proportional to 179,748.44, 248,142.73 and 111,787.31

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Solution

The fourth proportional to 179,748.44, 248,142.73 and 111,787.31 is: 154,322.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,748.44 : 248,142.73 = 111,787.31 : x
  2. Step 2: Convert to fraction form
    179,748.44/248,142.73 = 111,787.31/x
  3. Step 3: Cross multiply
    179,748.44x = 248,142.73 × 111,787.31
  4. Step 4: Simplify right side
    179,748.44x = 27,739,207,181.78
  5. Step 5: Solve for x
    x = 27,739,207,181.78/179,748.44
  6. Step 6: Final answer
    x = 154,322.38

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1.5x scale

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.