Home / 110,398.32-165,189.24-66,055.68

Finding the Fourth Proportional to 110,398.32, 165,189.24 and 66,055.68

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Solution

The fourth proportional to 110,398.32, 165,189.24 and 66,055.68 is: 98,839.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,398.32 : 165,189.24 = 66,055.68 : x
  2. Step 2: Convert to fraction form
    110,398.32/165,189.24 = 66,055.68/x
  3. Step 3: Cross multiply
    110,398.32x = 165,189.24 × 66,055.68
  4. Step 4: Simplify right side
    110,398.32x = 10,911,687,576.88
  5. Step 5: Solve for x
    x = 10,911,687,576.88/110,398.32
  6. Step 6: Final answer
    x = 98,839.25

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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.