Home / 160,321.73-240,408.45-90,201.03

Finding the Fourth Proportional to 160,321.73, 240,408.45 and 90,201.03

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Solution

The fourth proportional to 160,321.73, 240,408.45 and 90,201.03 is: 135,259.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    160,321.73 : 240,408.45 = 90,201.03 : x
  2. Step 2: Convert to fraction form
    160,321.73/240,408.45 = 90,201.03/x
  3. Step 3: Cross multiply
    160,321.73x = 240,408.45 × 90,201.03
  4. Step 4: Simplify right side
    160,321.73x = 21,685,089,810.70
  5. Step 5: Solve for x
    x = 21,685,089,810.70/160,321.73
  6. Step 6: Final answer
    x = 135,259.83

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1.5x scale

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.