Home / 80,058.08-119,921.02-46,676.90

Finding the Fourth Proportional to 80,058.08, 119,921.02 and 46,676.90

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Solution

The fourth proportional to 80,058.08, 119,921.02 and 46,676.90 is: 69,918.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,058.08 : 119,921.02 = 46,676.90 : x
  2. Step 2: Convert to fraction form
    80,058.08/119,921.02 = 46,676.90/x
  3. Step 3: Cross multiply
    80,058.08x = 119,921.02 × 46,676.90
  4. Step 4: Simplify right side
    80,058.08x = 5,597,541,458.44
  5. Step 5: Solve for x
    x = 5,597,541,458.44/80,058.08
  6. Step 6: Final answer
    x = 69,918.51

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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.