Home / 101,579.96-140,145.84-58,558.07

Finding the Fourth Proportional to 101,579.96, 140,145.84 and 58,558.07

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Solution

The fourth proportional to 101,579.96, 140,145.84 and 58,558.07 is: 80,790.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,579.96 : 140,145.84 = 58,558.07 : x
  2. Step 2: Convert to fraction form
    101,579.96/140,145.84 = 58,558.07/x
  3. Step 3: Cross multiply
    101,579.96x = 140,145.84 × 58,558.07
  4. Step 4: Simplify right side
    101,579.96x = 8,206,669,208.20
  5. Step 5: Solve for x
    x = 8,206,669,208.20/101,579.96
  6. Step 6: Final answer
    x = 80,790.24

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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.