Home / 134,728.95-202,037.83-45,989.61

Finding the Fourth Proportional to 134,728.95, 202,037.83 and 45,989.61

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Solution

The fourth proportional to 134,728.95, 202,037.83 and 45,989.61 is: 68,965.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,728.95 : 202,037.83 = 45,989.61 : x
  2. Step 2: Convert to fraction form
    134,728.95/202,037.83 = 45,989.61/x
  3. Step 3: Cross multiply
    134,728.95x = 202,037.83 × 45,989.61
  4. Step 4: Simplify right side
    134,728.95x = 9,291,640,134.33
  5. Step 5: Solve for x
    x = 9,291,640,134.33/134,728.95
  6. Step 6: Final answer
    x = 68,965.43

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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.