Home / 80,273.17-110,775.75-43,974.34

Finding the Fourth Proportional to 80,273.17, 110,775.75 and 43,974.34

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Solution

The fourth proportional to 80,273.17, 110,775.75 and 43,974.34 is: 60,683.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,273.17 : 110,775.75 = 43,974.34 : x
  2. Step 2: Convert to fraction form
    80,273.17/110,775.75 = 43,974.34/x
  3. Step 3: Cross multiply
    80,273.17x = 110,775.75 × 43,974.34
  4. Step 4: Simplify right side
    80,273.17x = 4,871,290,494.26
  5. Step 5: Solve for x
    x = 4,871,290,494.26/80,273.17
  6. Step 6: Final answer
    x = 60,683.92

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1.5x scale

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.