Home / 55,578.74-76,628.85-44,221.46

Finding the Fourth Proportional to 55,578.74, 76,628.85 and 44,221.46

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Solution

The fourth proportional to 55,578.74, 76,628.85 and 44,221.46 is: 60,970.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,578.74 : 76,628.85 = 44,221.46 : x
  2. Step 2: Convert to fraction form
    55,578.74/76,628.85 = 44,221.46/x
  3. Step 3: Cross multiply
    55,578.74x = 76,628.85 × 44,221.46
  4. Step 4: Simplify right side
    55,578.74x = 3,388,639,625.12
  5. Step 5: Solve for x
    x = 3,388,639,625.12/55,578.74
  6. Step 6: Final answer
    x = 60,970.07

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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.