Home / 76,106.26-114,131.01-26,172.22

Finding the Fourth Proportional to 76,106.26, 114,131.01 and 26,172.22

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Solution

The fourth proportional to 76,106.26, 114,131.01 and 26,172.22 is: 39,248.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,106.26 : 114,131.01 = 26,172.22 : x
  2. Step 2: Convert to fraction form
    76,106.26/114,131.01 = 26,172.22/x
  3. Step 3: Cross multiply
    76,106.26x = 114,131.01 × 26,172.22
  4. Step 4: Simplify right side
    76,106.26x = 2,987,061,902.54
  5. Step 5: Solve for x
    x = 2,987,061,902.54/76,106.26
  6. Step 6: Final answer
    x = 39,248.57

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1.5x scale

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.