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Finding the Fourth Proportional to 110,756.67, 152,844.22 and 60,455.67

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Solution

The fourth proportional to 110,756.67, 152,844.22 and 60,455.67 is: 83,428.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,756.67 : 152,844.22 = 60,455.67 : x
  2. Step 2: Convert to fraction form
    110,756.67/152,844.22 = 60,455.67/x
  3. Step 3: Cross multiply
    110,756.67x = 152,844.22 × 60,455.67
  4. Step 4: Simplify right side
    110,756.67x = 9,240,299,725.73
  5. Step 5: Solve for x
    x = 9,240,299,725.73/110,756.67
  6. Step 6: Final answer
    x = 83,428.83

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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.