Home / 65,020.11-97,466.70-31,738.83

Finding the Fourth Proportional to 65,020.11, 97,466.70 and 31,738.83

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Solution

The fourth proportional to 65,020.11, 97,466.70 and 31,738.83 is: 47,577.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,020.11 : 97,466.70 = 31,738.83 : x
  2. Step 2: Convert to fraction form
    65,020.11/97,466.70 = 31,738.83/x
  3. Step 3: Cross multiply
    65,020.11x = 97,466.70 × 31,738.83
  4. Step 4: Simplify right side
    65,020.11x = 3,093,479,021.96
  5. Step 5: Solve for x
    x = 3,093,479,021.96/65,020.11
  6. Step 6: Final answer
    x = 47,577.27

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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.