Home / 179,433.10-269,052.45-74,133.10

Finding the Fourth Proportional to 179,433.10, 269,052.45 and 74,133.10

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Solution

The fourth proportional to 179,433.10, 269,052.45 and 74,133.10 is: 111,159.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,433.10 : 269,052.45 = 74,133.10 : x
  2. Step 2: Convert to fraction form
    179,433.10/269,052.45 = 74,133.10/x
  3. Step 3: Cross multiply
    179,433.10x = 269,052.45 × 74,133.10
  4. Step 4: Simplify right side
    179,433.10x = 19,945,692,181.10
  5. Step 5: Solve for x
    x = 19,945,692,181.10/179,433.10
  6. Step 6: Final answer
    x = 111,159.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.