Home / 61,609.29-85,065.44-40,450.07

Finding the Fourth Proportional to 61,609.29, 85,065.44 and 40,450.07

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Solution

The fourth proportional to 61,609.29, 85,065.44 and 40,450.07 is: 55,850.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,609.29 : 85,065.44 = 40,450.07 : x
  2. Step 2: Convert to fraction form
    61,609.29/85,065.44 = 40,450.07/x
  3. Step 3: Cross multiply
    61,609.29x = 85,065.44 × 40,450.07
  4. Step 4: Simplify right side
    61,609.29x = 3,440,902,375.00
  5. Step 5: Solve for x
    x = 3,440,902,375.00/61,609.29
  6. Step 6: Final answer
    x = 55,850.38

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1.5x scale

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.