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Finding the Fourth Proportional to 203,526.95, 305,300.00 and 167,922.28

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Solution

The fourth proportional to 203,526.95, 305,300.00 and 167,922.28 is: 251,891.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,526.95 : 305,300.00 = 167,922.28 : x
  2. Step 2: Convert to fraction form
    203,526.95/305,300.00 = 167,922.28/x
  3. Step 3: Cross multiply
    203,526.95x = 305,300.00 × 167,922.28
  4. Step 4: Simplify right side
    203,526.95x = 51,266,672,885.43
  5. Step 5: Solve for x
    x = 51,266,672,885.43/203,526.95
  6. Step 6: Final answer
    x = 251,891.33

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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.