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Finding the Fourth Proportional to 60,148.44, 82,993.32 and 33,289.68

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Solution

The fourth proportional to 60,148.44, 82,993.32 and 33,289.68 is: 45,933.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,148.44 : 82,993.32 = 33,289.68 : x
  2. Step 2: Convert to fraction form
    60,148.44/82,993.32 = 33,289.68/x
  3. Step 3: Cross multiply
    60,148.44x = 82,993.32 × 33,289.68
  4. Step 4: Simplify right side
    60,148.44x = 2,762,821,064.94
  5. Step 5: Solve for x
    x = 2,762,821,064.94/60,148.44
  6. Step 6: Final answer
    x = 45,933.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.