Home / 45,161.64-67,766.58-33,991.53

Finding the Fourth Proportional to 45,161.64, 67,766.58 and 33,991.53

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Solution

The fourth proportional to 45,161.64, 67,766.58 and 33,991.53 is: 51,005.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,161.64 : 67,766.58 = 33,991.53 : x
  2. Step 2: Convert to fraction form
    45,161.64/67,766.58 = 33,991.53/x
  3. Step 3: Cross multiply
    45,161.64x = 67,766.58 × 33,991.53
  4. Step 4: Simplify right side
    45,161.64x = 2,303,489,737.07
  5. Step 5: Solve for x
    x = 2,303,489,737.07/45,161.64
  6. Step 6: Final answer
    x = 51,005.45

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1.5x scale

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.