Home / 110,118.60-165,065.04-74,583.63

Finding the Fourth Proportional to 110,118.60, 165,065.04 and 74,583.63

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Solution

The fourth proportional to 110,118.60, 165,065.04 and 74,583.63 is: 111,799.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,118.60 : 165,065.04 = 74,583.63 : x
  2. Step 2: Convert to fraction form
    110,118.60/165,065.04 = 74,583.63/x
  3. Step 3: Cross multiply
    110,118.60x = 165,065.04 × 74,583.63
  4. Step 4: Simplify right side
    110,118.60x = 12,311,149,869.30
  5. Step 5: Solve for x
    x = 12,311,149,869.30/110,118.60
  6. Step 6: Final answer
    x = 111,799.00

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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.