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Finding the Fourth Proportional to 101,255.28, 151,904.40 and 34,677.54

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Solution

The fourth proportional to 101,255.28, 151,904.40 and 34,677.54 is: 52,023.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,255.28 : 151,904.40 = 34,677.54 : x
  2. Step 2: Convert to fraction form
    101,255.28/151,904.40 = 34,677.54/x
  3. Step 3: Cross multiply
    101,255.28x = 151,904.40 × 34,677.54
  4. Step 4: Simplify right side
    101,255.28x = 5,267,670,907.18
  5. Step 5: Solve for x
    x = 5,267,670,907.18/101,255.28
  6. Step 6: Final answer
    x = 52,023.67

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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.