Home / 65,922.33-98,900.28-19,175.19

Finding the Fourth Proportional to 65,922.33, 98,900.28 and 19,175.19

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Solution

The fourth proportional to 65,922.33, 98,900.28 and 19,175.19 is: 28,767.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,922.33 : 98,900.28 = 19,175.19 : x
  2. Step 2: Convert to fraction form
    65,922.33/98,900.28 = 19,175.19/x
  3. Step 3: Cross multiply
    65,922.33x = 98,900.28 × 19,175.19
  4. Step 4: Simplify right side
    65,922.33x = 1,896,431,660.05
  5. Step 5: Solve for x
    x = 1,896,431,660.05/65,922.33
  6. Step 6: Final answer
    x = 28,767.67

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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.