Home / 45,248.16-67,745.60-34,120.02

Finding the Fourth Proportional to 45,248.16, 67,745.60 and 34,120.02

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Solution

The fourth proportional to 45,248.16, 67,745.60 and 34,120.02 is: 51,084.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,248.16 : 67,745.60 = 34,120.02 : x
  2. Step 2: Convert to fraction form
    45,248.16/67,745.60 = 34,120.02/x
  3. Step 3: Cross multiply
    45,248.16x = 67,745.60 × 34,120.02
  4. Step 4: Simplify right side
    45,248.16x = 2,311,481,226.91
  5. Step 5: Solve for x
    x = 2,311,481,226.91/45,248.16
  6. Step 6: Final answer
    x = 51,084.54

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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.