Home / 104,945.01-144,827.19-57,201.45

Finding the Fourth Proportional to 104,945.01, 144,827.19 and 57,201.45

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Solution

The fourth proportional to 104,945.01, 144,827.19 and 57,201.45 is: 78,939.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,945.01 : 144,827.19 = 57,201.45 : x
  2. Step 2: Convert to fraction form
    104,945.01/144,827.19 = 57,201.45/x
  3. Step 3: Cross multiply
    104,945.01x = 144,827.19 × 57,201.45
  4. Step 4: Simplify right side
    104,945.01x = 8,284,325,267.43
  5. Step 5: Solve for x
    x = 8,284,325,267.43/104,945.01
  6. Step 6: Final answer
    x = 78,939.68

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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.