Home / 104,201.10-143,796.87-56,454.48

Finding the Fourth Proportional to 104,201.10, 143,796.87 and 56,454.48

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Solution

The fourth proportional to 104,201.10, 143,796.87 and 56,454.48 is: 77,906.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,201.10 : 143,796.87 = 56,454.48 : x
  2. Step 2: Convert to fraction form
    104,201.10/143,796.87 = 56,454.48/x
  3. Step 3: Cross multiply
    104,201.10x = 143,796.87 × 56,454.48
  4. Step 4: Simplify right side
    104,201.10x = 8,117,977,521.48
  5. Step 5: Solve for x
    x = 8,117,977,521.48/104,201.10
  6. Step 6: Final answer
    x = 77,906.83

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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.