Home / 60,187.02-90,288.44-20,733.54

Finding the Fourth Proportional to 60,187.02, 90,288.44 and 20,733.54

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Solution

The fourth proportional to 60,187.02, 90,288.44 and 20,733.54 is: 31,103.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,187.02 : 90,288.44 = 20,733.54 : x
  2. Step 2: Convert to fraction form
    60,187.02/90,288.44 = 20,733.54/x
  3. Step 3: Cross multiply
    60,187.02x = 90,288.44 × 20,733.54
  4. Step 4: Simplify right side
    60,187.02x = 1,871,998,982.28
  5. Step 5: Solve for x
    x = 1,871,998,982.28/60,187.02
  6. Step 6: Final answer
    x = 31,103.03

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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.