Home / 133,033.23-199,376.57-54,055.13

Finding the Fourth Proportional to 133,033.23, 199,376.57 and 54,055.13

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Solution

The fourth proportional to 133,033.23, 199,376.57 and 54,055.13 is: 81,012.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,033.23 : 199,376.57 = 54,055.13 : x
  2. Step 2: Convert to fraction form
    133,033.23/199,376.57 = 54,055.13/x
  3. Step 3: Cross multiply
    133,033.23x = 199,376.57 × 54,055.13
  4. Step 4: Simplify right side
    133,033.23x = 10,777,325,548.56
  5. Step 5: Solve for x
    x = 10,777,325,548.56/133,033.23
  6. Step 6: Final answer
    x = 81,012.28

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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.