Home / 55,085.03-75,989.36-35,975.99

Finding the Fourth Proportional to 55,085.03, 75,989.36 and 35,975.99

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Solution

The fourth proportional to 55,085.03, 75,989.36 and 35,975.99 is: 49,628.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,085.03 : 75,989.36 = 35,975.99 : x
  2. Step 2: Convert to fraction form
    55,085.03/75,989.36 = 35,975.99/x
  3. Step 3: Cross multiply
    55,085.03x = 75,989.36 × 35,975.99
  4. Step 4: Simplify right side
    55,085.03x = 2,733,792,455.47
  5. Step 5: Solve for x
    x = 2,733,792,455.47/55,085.03
  6. Step 6: Final answer
    x = 49,628.59

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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.