Home / 189,039.02-283,557.51-55,919.97

Finding the Fourth Proportional to 189,039.02, 283,557.51 and 55,919.97

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Solution

The fourth proportional to 189,039.02, 283,557.51 and 55,919.97 is: 83,879.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,039.02 : 283,557.51 = 55,919.97 : x
  2. Step 2: Convert to fraction form
    189,039.02/283,557.51 = 55,919.97/x
  3. Step 3: Cross multiply
    189,039.02x = 283,557.51 × 55,919.97
  4. Step 4: Simplify right side
    189,039.02x = 15,856,527,452.47
  5. Step 5: Solve for x
    x = 15,856,527,452.47/189,039.02
  6. Step 6: Final answer
    x = 83,879.66

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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.