Home / 110,782.72-165,985.02-60,904.60

Finding the Fourth Proportional to 110,782.72, 165,985.02 and 60,904.60

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Solution

The fourth proportional to 110,782.72, 165,985.02 and 60,904.60 is: 91,252.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,782.72 : 165,985.02 = 60,904.60 : x
  2. Step 2: Convert to fraction form
    110,782.72/165,985.02 = 60,904.60/x
  3. Step 3: Cross multiply
    110,782.72x = 165,985.02 × 60,904.60
  4. Step 4: Simplify right side
    110,782.72x = 10,109,251,249.09
  5. Step 5: Solve for x
    x = 10,109,251,249.09/110,782.72
  6. Step 6: Final answer
    x = 91,252.96

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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.