Home / 149,760.04-206,667.84-82,692.04

Finding the Fourth Proportional to 149,760.04, 206,667.84 and 82,692.04

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Solution

The fourth proportional to 149,760.04, 206,667.84 and 82,692.04 is: 114,114.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,760.04 : 206,667.84 = 82,692.04 : x
  2. Step 2: Convert to fraction form
    149,760.04/206,667.84 = 82,692.04/x
  3. Step 3: Cross multiply
    149,760.04x = 206,667.84 × 82,692.04
  4. Step 4: Simplify right side
    149,760.04x = 17,089,785,291.99
  5. Step 5: Solve for x
    x = 17,089,785,291.99/149,760.04
  6. Step 6: Final answer
    x = 114,114.45

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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.