Home / 133,014.46-199,550.19-38,243.80

Finding the Fourth Proportional to 133,014.46, 199,550.19 and 38,243.80

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Solution

The fourth proportional to 133,014.46, 199,550.19 and 38,243.80 is: 57,373.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,014.46 : 199,550.19 = 38,243.80 : x
  2. Step 2: Convert to fraction form
    133,014.46/199,550.19 = 38,243.80/x
  3. Step 3: Cross multiply
    133,014.46x = 199,550.19 × 38,243.80
  4. Step 4: Simplify right side
    133,014.46x = 7,631,557,172.82
  5. Step 5: Solve for x
    x = 7,631,557,172.82/133,014.46
  6. Step 6: Final answer
    x = 57,373.89

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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.