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Finding the Fourth Proportional to 123,141.89, 184,745.72 and 44,256.80

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Solution

The fourth proportional to 123,141.89, 184,745.72 and 44,256.80 is: 66,397.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,141.89 : 184,745.72 = 44,256.80 : x
  2. Step 2: Convert to fraction form
    123,141.89/184,745.72 = 44,256.80/x
  3. Step 3: Cross multiply
    123,141.89x = 184,745.72 × 44,256.80
  4. Step 4: Simplify right side
    123,141.89x = 8,176,253,567.81
  5. Step 5: Solve for x
    x = 8,176,253,567.81/123,141.89
  6. Step 6: Final answer
    x = 66,397.01

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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.