Home / 45,196.75-67,795.70-31,153.01

Finding the Fourth Proportional to 45,196.75, 67,795.70 and 31,153.01

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Solution

The fourth proportional to 45,196.75, 67,795.70 and 31,153.01 is: 46,729.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,196.75 : 67,795.70 = 31,153.01 : x
  2. Step 2: Convert to fraction form
    45,196.75/67,795.70 = 31,153.01/x
  3. Step 3: Cross multiply
    45,196.75x = 67,795.70 × 31,153.01
  4. Step 4: Simplify right side
    45,196.75x = 2,112,040,217.99
  5. Step 5: Solve for x
    x = 2,112,040,217.99/45,196.75
  6. Step 6: Final answer
    x = 46,729.91

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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.