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Finding the Fourth Proportional to 350,201.36, 525,313.56 and 113,546

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Solution

The fourth proportional to 350,201.36, 525,313.56 and 113,546 is: 170,322.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,201.36 : 525,313.56 = 113,546 : x
  2. Step 2: Convert to fraction form
    350,201.36/525,313.56 = 113,546/x
  3. Step 3: Cross multiply
    350,201.36x = 525,313.56 × 113,546
  4. Step 4: Simplify right side
    350,201.36x = 59,647,253,483.76
  5. Step 5: Solve for x
    x = 59,647,253,483.76/350,201.36
  6. Step 6: Final answer
    x = 170,322.74

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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.