Home / 179,709.40-269,564.10-55,034.20

Finding the Fourth Proportional to 179,709.40, 269,564.10 and 55,034.20

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Solution

The fourth proportional to 179,709.40, 269,564.10 and 55,034.20 is: 82,551.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,709.40 : 269,564.10 = 55,034.20 : x
  2. Step 2: Convert to fraction form
    179,709.40/269,564.10 = 55,034.20/x
  3. Step 3: Cross multiply
    179,709.40x = 269,564.10 × 55,034.20
  4. Step 4: Simplify right side
    179,709.40x = 14,835,244,592.22
  5. Step 5: Solve for x
    x = 14,835,244,592.22/179,709.40
  6. Step 6: Final answer
    x = 82,551.30

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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.