Home / 219,579.56-303,020.02-118,977.56

Finding the Fourth Proportional to 219,579.56, 303,020.02 and 118,977.56

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Solution

The fourth proportional to 219,579.56, 303,020.02 and 118,977.56 is: 164,189.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,579.56 : 303,020.02 = 118,977.56 : x
  2. Step 2: Convert to fraction form
    219,579.56/303,020.02 = 118,977.56/x
  3. Step 3: Cross multiply
    219,579.56x = 303,020.02 × 118,977.56
  4. Step 4: Simplify right side
    219,579.56x = 36,052,582,610.75
  5. Step 5: Solve for x
    x = 36,052,582,610.75/219,579.56
  6. Step 6: Final answer
    x = 164,189.16

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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.