Home / 149,076.21-205,923.57-146,907.45

Finding the Fourth Proportional to 149,076.21, 205,923.57 and 146,907.45

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Solution

The fourth proportional to 149,076.21, 205,923.57 and 146,907.45 is: 202,927.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,076.21 : 205,923.57 = 146,907.45 : x
  2. Step 2: Convert to fraction form
    149,076.21/205,923.57 = 146,907.45/x
  3. Step 3: Cross multiply
    149,076.21x = 205,923.57 × 146,907.45
  4. Step 4: Simplify right side
    149,076.21x = 30,251,706,563.60
  5. Step 5: Solve for x
    x = 30,251,706,563.60/149,076.21
  6. Step 6: Final answer
    x = 202,927.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.