Home / 45,961.40-68,942.10-36,745.40

Finding the Fourth Proportional to 45,961.40, 68,942.10 and 36,745.40

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Solution

The fourth proportional to 45,961.40, 68,942.10 and 36,745.40 is: 55,118.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,961.40 : 68,942.10 = 36,745.40 : x
  2. Step 2: Convert to fraction form
    45,961.40/68,942.10 = 36,745.40/x
  3. Step 3: Cross multiply
    45,961.40x = 68,942.10 × 36,745.40
  4. Step 4: Simplify right side
    45,961.40x = 2,533,305,041.34
  5. Step 5: Solve for x
    x = 2,533,305,041.34/45,961.40
  6. Step 6: Final answer
    x = 55,118.10

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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.