Home / 80,775.01-111,456.75-46,786.69

Finding the Fourth Proportional to 80,775.01, 111,456.75 and 46,786.69

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Solution

The fourth proportional to 80,775.01, 111,456.75 and 46,786.69 is: 64,558.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,775.01 : 111,456.75 = 46,786.69 : x
  2. Step 2: Convert to fraction form
    80,775.01/111,456.75 = 46,786.69/x
  3. Step 3: Cross multiply
    80,775.01x = 111,456.75 × 46,786.69
  4. Step 4: Simplify right side
    80,775.01x = 5,214,692,410.66
  5. Step 5: Solve for x
    x = 5,214,692,410.66/80,775.01
  6. Step 6: Final answer
    x = 64,558.24

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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.