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Finding the Fourth Proportional to 240,546.16, 360,815.46 and 82,775.98

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Solution

The fourth proportional to 240,546.16, 360,815.46 and 82,775.98 is: 124,162.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    240,546.16 : 360,815.46 = 82,775.98 : x
  2. Step 2: Convert to fraction form
    240,546.16/360,815.46 = 82,775.98/x
  3. Step 3: Cross multiply
    240,546.16x = 360,815.46 × 82,775.98
  4. Step 4: Simplify right side
    240,546.16x = 29,866,853,300.65
  5. Step 5: Solve for x
    x = 29,866,853,300.65/240,546.16
  6. Step 6: Final answer
    x = 124,162.67

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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.