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Finding the Fourth Proportional to 106,750.81, 160,071.86 and 35,647.88

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Solution

The fourth proportional to 106,750.81, 160,071.86 and 35,647.88 is: 53,453.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,750.81 : 160,071.86 = 35,647.88 : x
  2. Step 2: Convert to fraction form
    106,750.81/160,071.86 = 35,647.88/x
  3. Step 3: Cross multiply
    106,750.81x = 160,071.86 × 35,647.88
  4. Step 4: Simplify right side
    106,750.81x = 5,706,222,456.66
  5. Step 5: Solve for x
    x = 5,706,222,456.66/106,750.81
  6. Step 6: Final answer
    x = 53,453.67

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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.