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Finding the Fourth Proportional to 276,074.30, 414,111.45 and 118,610.30

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Solution

The fourth proportional to 276,074.30, 414,111.45 and 118,610.30 is: 177,915.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,074.30 : 414,111.45 = 118,610.30 : x
  2. Step 2: Convert to fraction form
    276,074.30/414,111.45 = 118,610.30/x
  3. Step 3: Cross multiply
    276,074.30x = 414,111.45 × 118,610.30
  4. Step 4: Simplify right side
    276,074.30x = 49,117,883,317.94
  5. Step 5: Solve for x
    x = 49,117,883,317.94/276,074.30
  6. Step 6: Final answer
    x = 177,915.45

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.