Home / 218,177.49-301,086.73-122,683.35

Finding the Fourth Proportional to 218,177.49, 301,086.73 and 122,683.35

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Solution

The fourth proportional to 218,177.49, 301,086.73 and 122,683.35 is: 169,304.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,177.49 : 301,086.73 = 122,683.35 : x
  2. Step 2: Convert to fraction form
    218,177.49/301,086.73 = 122,683.35/x
  3. Step 3: Cross multiply
    218,177.49x = 301,086.73 × 122,683.35
  4. Step 4: Simplify right side
    218,177.49x = 36,938,328,676.95
  5. Step 5: Solve for x
    x = 36,938,328,676.95/218,177.49
  6. Step 6: Final answer
    x = 169,304.03

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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.