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Finding the Fourth Proportional to 273,915.06, 410,872.60 and 74,235.46

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Solution

The fourth proportional to 273,915.06, 410,872.60 and 74,235.46 is: 111,353.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,915.06 : 410,872.60 = 74,235.46 : x
  2. Step 2: Convert to fraction form
    273,915.06/410,872.60 = 74,235.46/x
  3. Step 3: Cross multiply
    273,915.06x = 410,872.60 × 74,235.46
  4. Step 4: Simplify right side
    273,915.06x = 30,501,316,462.40
  5. Step 5: Solve for x
    x = 30,501,316,462.40/273,915.06
  6. Step 6: Final answer
    x = 111,353.19

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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.