Home / 149,733.55-224,600.33-138,907.90

Finding the Fourth Proportional to 149,733.55, 224,600.33 and 138,907.90

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Solution

The fourth proportional to 149,733.55, 224,600.33 and 138,907.90 is: 208,361.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,733.55 : 224,600.33 = 138,907.90 : x
  2. Step 2: Convert to fraction form
    149,733.55/224,600.33 = 138,907.90/x
  3. Step 3: Cross multiply
    149,733.55x = 224,600.33 × 138,907.90
  4. Step 4: Simplify right side
    149,733.55x = 31,198,759,485.07
  5. Step 5: Solve for x
    x = 31,198,759,485.07/149,733.55
  6. Step 6: Final answer
    x = 208,361.85

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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.