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Finding the Fourth Proportional to 183,650.80, 275,427.60 and 57,290.80

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Solution

The fourth proportional to 183,650.80, 275,427.60 and 57,290.80 is: 85,921.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    183,650.80 : 275,427.60 = 57,290.80 : x
  2. Step 2: Convert to fraction form
    183,650.80/275,427.60 = 57,290.80/x
  3. Step 3: Cross multiply
    183,650.80x = 275,427.60 × 57,290.80
  4. Step 4: Simplify right side
    183,650.80x = 15,779,467,546.08
  5. Step 5: Solve for x
    x = 15,779,467,546.08/183,650.80
  6. Step 6: Final answer
    x = 85,921.04

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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.