Home / 55,012.44-82,515.90-30,101.16

Finding the Fourth Proportional to 55,012.44, 82,515.90 and 30,101.16

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Solution

The fourth proportional to 55,012.44, 82,515.90 and 30,101.16 is: 45,150.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,012.44 : 82,515.90 = 30,101.16 : x
  2. Step 2: Convert to fraction form
    55,012.44/82,515.90 = 30,101.16/x
  3. Step 3: Cross multiply
    55,012.44x = 82,515.90 × 30,101.16
  4. Step 4: Simplify right side
    55,012.44x = 2,483,824,308.44
  5. Step 5: Solve for x
    x = 2,483,824,308.44/55,012.44
  6. Step 6: Final answer
    x = 45,150.23

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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.