Home / 149,936.40-224,904.60-39,128.40

Finding the Fourth Proportional to 149,936.40, 224,904.60 and 39,128.40

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Solution

The fourth proportional to 149,936.40, 224,904.60 and 39,128.40 is: 58,692.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,936.40 : 224,904.60 = 39,128.40 : x
  2. Step 2: Convert to fraction form
    149,936.40/224,904.60 = 39,128.40/x
  3. Step 3: Cross multiply
    149,936.40x = 224,904.60 × 39,128.40
  4. Step 4: Simplify right side
    149,936.40x = 8,800,157,150.64
  5. Step 5: Solve for x
    x = 8,800,157,150.64/149,936.40
  6. Step 6: Final answer
    x = 58,692.60

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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.