Home / 230,974.02-346,399.83-90,733.86

Finding the Fourth Proportional to 230,974.02, 346,399.83 and 90,733.86

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Solution

The fourth proportional to 230,974.02, 346,399.83 and 90,733.86 is: 136,076.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,974.02 : 346,399.83 = 90,733.86 : x
  2. Step 2: Convert to fraction form
    230,974.02/346,399.83 = 90,733.86/x
  3. Step 3: Cross multiply
    230,974.02x = 346,399.83 × 90,733.86
  4. Step 4: Simplify right side
    230,974.02x = 31,430,193,679.24
  5. Step 5: Solve for x
    x = 31,430,193,679.24/230,974.02
  6. Step 6: Final answer
    x = 136,076.75

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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.