Home / 134,930.90-202,361.07-40,135.56

Finding the Fourth Proportional to 134,930.90, 202,361.07 and 40,135.56

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Solution

The fourth proportional to 134,930.90, 202,361.07 and 40,135.56 is: 60,192.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,930.90 : 202,361.07 = 40,135.56 : x
  2. Step 2: Convert to fraction form
    134,930.90/202,361.07 = 40,135.56/x
  3. Step 3: Cross multiply
    134,930.90x = 202,361.07 × 40,135.56
  4. Step 4: Simplify right side
    134,930.90x = 8,121,874,866.65
  5. Step 5: Solve for x
    x = 8,121,874,866.65/134,930.90
  6. Step 6: Final answer
    x = 60,192.85

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1.5x scale

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.