Home / 55,965.95-77,231.20-33,299.73

Finding the Fourth Proportional to 55,965.95, 77,231.20 and 33,299.73

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Solution

The fourth proportional to 55,965.95, 77,231.20 and 33,299.73 is: 45,952.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,965.95 : 77,231.20 = 33,299.73 : x
  2. Step 2: Convert to fraction form
    55,965.95/77,231.20 = 33,299.73/x
  3. Step 3: Cross multiply
    55,965.95x = 77,231.20 × 33,299.73
  4. Step 4: Simplify right side
    55,965.95x = 2,571,778,107.58
  5. Step 5: Solve for x
    x = 2,571,778,107.58/55,965.95
  6. Step 6: Final answer
    x = 45,952.55

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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.