Home / 71,347.15-107,021.77-33,911.05

Finding the Fourth Proportional to 71,347.15, 107,021.77 and 33,911.05

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Solution

The fourth proportional to 71,347.15, 107,021.77 and 33,911.05 is: 50,867.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,347.15 : 107,021.77 = 33,911.05 : x
  2. Step 2: Convert to fraction form
    71,347.15/107,021.77 = 33,911.05/x
  3. Step 3: Cross multiply
    71,347.15x = 107,021.77 × 33,911.05
  4. Step 4: Simplify right side
    71,347.15x = 3,629,220,058.45
  5. Step 5: Solve for x
    x = 3,629,220,058.45/71,347.15
  6. Step 6: Final answer
    x = 50,867.06

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1.5x scale

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.