Home / 219,584.40-303,027.54-118,982.40

Finding the Fourth Proportional to 219,584.40, 303,027.54 and 118,982.40

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Solution

The fourth proportional to 219,584.40, 303,027.54 and 118,982.40 is: 164,196.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,584.40 : 303,027.54 = 118,982.40 : x
  2. Step 2: Convert to fraction form
    219,584.40/303,027.54 = 118,982.40/x
  3. Step 3: Cross multiply
    219,584.40x = 303,027.54 × 118,982.40
  4. Step 4: Simplify right side
    219,584.40x = 36,054,943,975.30
  5. Step 5: Solve for x
    x = 36,054,943,975.30/219,584.40
  6. Step 6: Final answer
    x = 164,196.29

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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.