Home / 149,494.74-206,292.93-82,427.22

Finding the Fourth Proportional to 149,494.74, 206,292.93 and 82,427.22

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Solution

The fourth proportional to 149,494.74, 206,292.93 and 82,427.22 is: 113,744.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,494.74 : 206,292.93 = 82,427.22 : x
  2. Step 2: Convert to fraction form
    149,494.74/206,292.93 = 82,427.22/x
  3. Step 3: Cross multiply
    149,494.74x = 206,292.93 × 82,427.22
  4. Step 4: Simplify right side
    149,494.74x = 17,004,152,725.55
  5. Step 5: Solve for x
    x = 17,004,152,725.55/149,494.74
  6. Step 6: Final answer
    x = 113,744.15

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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.