Home / 75,817.53-104,627.88-41,828.15

Finding the Fourth Proportional to 75,817.53, 104,627.88 and 41,828.15

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Solution

The fourth proportional to 75,817.53, 104,627.88 and 41,828.15 is: 57,722.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,817.53 : 104,627.88 = 41,828.15 : x
  2. Step 2: Convert to fraction form
    75,817.53/104,627.88 = 41,828.15/x
  3. Step 3: Cross multiply
    75,817.53x = 104,627.88 × 41,828.15
  4. Step 4: Simplify right side
    75,817.53x = 4,376,390,135.68
  5. Step 5: Solve for x
    x = 4,376,390,135.68/75,817.53
  6. Step 6: Final answer
    x = 57,722.67

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.