Home / 55,425.21-83,137.82-33,210.77

Finding the Fourth Proportional to 55,425.21, 83,137.82 and 33,210.77

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Solution

The fourth proportional to 55,425.21, 83,137.82 and 33,210.77 is: 49,816.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,425.21 : 83,137.82 = 33,210.77 : x
  2. Step 2: Convert to fraction form
    55,425.21/83,137.82 = 33,210.77/x
  3. Step 3: Cross multiply
    55,425.21x = 83,137.82 × 33,210.77
  4. Step 4: Simplify right side
    55,425.21x = 2,761,070,436.58
  5. Step 5: Solve for x
    x = 2,761,070,436.58/55,425.21
  6. Step 6: Final answer
    x = 49,816.15

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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.