Home / 110,782.44-165,882.06-66,303.72

Finding the Fourth Proportional to 110,782.44, 165,882.06 and 66,303.72

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Solution

The fourth proportional to 110,782.44, 165,882.06 and 66,303.72 is: 99,281.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,782.44 : 165,882.06 = 66,303.72 : x
  2. Step 2: Convert to fraction form
    110,782.44/165,882.06 = 66,303.72/x
  3. Step 3: Cross multiply
    110,782.44x = 165,882.06 × 66,303.72
  4. Step 4: Simplify right side
    110,782.44x = 10,998,597,659.26
  5. Step 5: Solve for x
    x = 10,998,597,659.26/110,782.44
  6. Step 6: Final answer
    x = 99,281.06

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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.