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Finding the Fourth Proportional to 133,199.13, 183,814.79 and 73,583.13

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Solution

The fourth proportional to 133,199.13, 183,814.79 and 73,583.13 is: 101,544.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,199.13 : 183,814.79 = 73,583.13 : x
  2. Step 2: Convert to fraction form
    133,199.13/183,814.79 = 73,583.13/x
  3. Step 3: Cross multiply
    133,199.13x = 183,814.79 × 73,583.13
  4. Step 4: Simplify right side
    133,199.13x = 13,525,667,588.49
  5. Step 5: Solve for x
    x = 13,525,667,588.49/133,199.13
  6. Step 6: Final answer
    x = 101,544.71

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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.