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Finding the Fourth Proportional to 235,004.33, 324,271.74 and 134,382.89

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Solution

The fourth proportional to 235,004.33, 324,271.74 and 134,382.89 is: 185,428.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,004.33 : 324,271.74 = 134,382.89 : x
  2. Step 2: Convert to fraction form
    235,004.33/324,271.74 = 134,382.89/x
  3. Step 3: Cross multiply
    235,004.33x = 324,271.74 × 134,382.89
  4. Step 4: Simplify right side
    235,004.33x = 43,576,571,945.17
  5. Step 5: Solve for x
    x = 43,576,571,945.17/235,004.33
  6. Step 6: Final answer
    x = 185,428.81

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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.