Home / 55,884.03-77,116.10-33,221.85

Finding the Fourth Proportional to 55,884.03, 77,116.10 and 33,221.85

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Solution

The fourth proportional to 55,884.03, 77,116.10 and 33,221.85 is: 45,843.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,884.03 : 77,116.10 = 33,221.85 : x
  2. Step 2: Convert to fraction form
    55,884.03/77,116.10 = 33,221.85/x
  3. Step 3: Cross multiply
    55,884.03x = 77,116.10 × 33,221.85
  4. Step 4: Simplify right side
    55,884.03x = 2,561,939,340.68
  5. Step 5: Solve for x
    x = 2,561,939,340.68/55,884.03
  6. Step 6: Final answer
    x = 45,843.85

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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.