Home / 193,528.80-289,904.40-110,325.60

Finding the Fourth Proportional to 193,528.80, 289,904.40 and 110,325.60

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Solution

The fourth proportional to 193,528.80, 289,904.40 and 110,325.60 is: 165,266.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,528.80 : 289,904.40 = 110,325.60 : x
  2. Step 2: Convert to fraction form
    193,528.80/289,904.40 = 110,325.60/x
  3. Step 3: Cross multiply
    193,528.80x = 289,904.40 × 110,325.60
  4. Step 4: Simplify right side
    193,528.80x = 31,983,876,872.64
  5. Step 5: Solve for x
    x = 31,983,876,872.64/193,528.80
  6. Step 6: Final answer
    x = 165,266.76

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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.