Home / 129,223.89-193,846.37-35,729.64

Finding the Fourth Proportional to 129,223.89, 193,846.37 and 35,729.64

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Solution

The fourth proportional to 129,223.89, 193,846.37 and 35,729.64 is: 53,597.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    129,223.89 : 193,846.37 = 35,729.64 : x
  2. Step 2: Convert to fraction form
    129,223.89/193,846.37 = 35,729.64/x
  3. Step 3: Cross multiply
    129,223.89x = 193,846.37 × 35,729.64
  4. Step 4: Simplify right side
    129,223.89x = 6,926,060,836.76
  5. Step 5: Solve for x
    x = 6,926,060,836.76/129,223.89
  6. Step 6: Final answer
    x = 53,597.37

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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.