Home / 149,936.60-224,904.90-39,128.60

Finding the Fourth Proportional to 149,936.60, 224,904.90 and 39,128.60

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Solution

The fourth proportional to 149,936.60, 224,904.90 and 39,128.60 is: 58,692.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,936.60 : 224,904.90 = 39,128.60 : x
  2. Step 2: Convert to fraction form
    149,936.60/224,904.90 = 39,128.60/x
  3. Step 3: Cross multiply
    149,936.60x = 224,904.90 × 39,128.60
  4. Step 4: Simplify right side
    149,936.60x = 8,800,213,870.14
  5. Step 5: Solve for x
    x = 8,800,213,870.14/149,936.60
  6. Step 6: Final answer
    x = 58,692.90

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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.