Home / 103,695.22-155,567.44-33,574.54

Finding the Fourth Proportional to 103,695.22, 155,567.44 and 33,574.54

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Solution

The fourth proportional to 103,695.22, 155,567.44 and 33,574.54 is: 50,369.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,695.22 : 155,567.44 = 33,574.54 : x
  2. Step 2: Convert to fraction form
    103,695.22/155,567.44 = 33,574.54/x
  3. Step 3: Cross multiply
    103,695.22x = 155,567.44 × 33,574.54
  4. Step 4: Simplify right side
    103,695.22x = 5,223,105,236.98
  5. Step 5: Solve for x
    x = 5,223,105,236.98/103,695.22
  6. Step 6: Final answer
    x = 50,369.78

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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.