Home / 149,936.10-224,904.15-39,128.10

Finding the Fourth Proportional to 149,936.10, 224,904.15 and 39,128.10

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Solution

The fourth proportional to 149,936.10, 224,904.15 and 39,128.10 is: 58,692.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,936.10 : 224,904.15 = 39,128.10 : x
  2. Step 2: Convert to fraction form
    149,936.10/224,904.15 = 39,128.10/x
  3. Step 3: Cross multiply
    149,936.10x = 224,904.15 × 39,128.10
  4. Step 4: Simplify right side
    149,936.10x = 8,800,072,071.62
  5. Step 5: Solve for x
    x = 8,800,072,071.62/149,936.10
  6. Step 6: Final answer
    x = 58,692.15

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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.