Home / 170,225.82-254,858.67-90,082.26

Finding the Fourth Proportional to 170,225.82, 254,858.67 and 90,082.26

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Solution

The fourth proportional to 170,225.82, 254,858.67 and 90,082.26 is: 134,869.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,225.82 : 254,858.67 = 90,082.26 : x
  2. Step 2: Convert to fraction form
    170,225.82/254,858.67 = 90,082.26/x
  3. Step 3: Cross multiply
    170,225.82x = 254,858.67 × 90,082.26
  4. Step 4: Simplify right side
    170,225.82x = 22,958,244,974.19
  5. Step 5: Solve for x
    x = 22,958,244,974.19/170,225.82
  6. Step 6: Final answer
    x = 134,869.35

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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.