Home / 235,172.33-324,229-169,706.22

Finding the Fourth Proportional to 235,172.33, 324,229 and 169,706.22

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Solution

The fourth proportional to 235,172.33, 324,229 and 169,706.22 is: 233,971.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    235,172.33 : 324,229 = 169,706.22 : x
  2. Step 2: Convert to fraction form
    235,172.33/324,229 = 169,706.22/x
  3. Step 3: Cross multiply
    235,172.33x = 324,229 × 169,706.22
  4. Step 4: Simplify right side
    235,172.33x = 55,023,678,004.38
  5. Step 5: Solve for x
    x = 55,023,678,004.38/235,172.33
  6. Step 6: Final answer
    x = 233,971.73

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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.