Home / 110,625.02-165,704.21-75,108.14

Finding the Fourth Proportional to 110,625.02, 165,704.21 and 75,108.14

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Solution

The fourth proportional to 110,625.02, 165,704.21 and 75,108.14 is: 112,503.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,625.02 : 165,704.21 = 75,108.14 : x
  2. Step 2: Convert to fraction form
    110,625.02/165,704.21 = 75,108.14/x
  3. Step 3: Cross multiply
    110,625.02x = 165,704.21 × 75,108.14
  4. Step 4: Simplify right side
    110,625.02x = 12,445,733,799.21
  5. Step 5: Solve for x
    x = 12,445,733,799.21/110,625.02
  6. Step 6: Final answer
    x = 112,503.79

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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.