Home / 65,850.23-98,797.52-20,878.93

Finding the Fourth Proportional to 65,850.23, 98,797.52 and 20,878.93

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Solution

The fourth proportional to 65,850.23, 98,797.52 and 20,878.93 is: 31,325.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,850.23 : 98,797.52 = 20,878.93 : x
  2. Step 2: Convert to fraction form
    65,850.23/98,797.52 = 20,878.93/x
  3. Step 3: Cross multiply
    65,850.23x = 98,797.52 × 20,878.93
  4. Step 4: Simplify right side
    65,850.23x = 2,062,786,679.95
  5. Step 5: Solve for x
    x = 2,062,786,679.95/65,850.23
  6. Step 6: Final answer
    x = 31,325.43

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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.