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Finding the Fourth Proportional to 110,399.58, 165,460.53 and 59,796.66

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Solution

The fourth proportional to 110,399.58, 165,460.53 and 59,796.66 is: 89,619.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,399.58 : 165,460.53 = 59,796.66 : x
  2. Step 2: Convert to fraction form
    110,399.58/165,460.53 = 59,796.66/x
  3. Step 3: Cross multiply
    110,399.58x = 165,460.53 × 59,796.66
  4. Step 4: Simplify right side
    110,399.58x = 9,893,987,055.83
  5. Step 5: Solve for x
    x = 9,893,987,055.83/110,399.58
  6. Step 6: Final answer
    x = 89,619.79

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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.