Home / 134,933.88-202,365.46-40,138.58

Finding the Fourth Proportional to 134,933.88, 202,365.46 and 40,138.58

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Solution

The fourth proportional to 134,933.88, 202,365.46 and 40,138.58 is: 60,197.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,933.88 : 202,365.46 = 40,138.58 : x
  2. Step 2: Convert to fraction form
    134,933.88/202,365.46 = 40,138.58/x
  3. Step 3: Cross multiply
    134,933.88x = 202,365.46 × 40,138.58
  4. Step 4: Simplify right side
    134,933.88x = 8,122,662,205.45
  5. Step 5: Solve for x
    x = 8,122,662,205.45/134,933.88
  6. Step 6: Final answer
    x = 60,197.35

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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.