Home / 84,844.53-127,004.36-72,247.41

Finding the Fourth Proportional to 84,844.53, 127,004.36 and 72,247.41

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Solution

The fourth proportional to 84,844.53, 127,004.36 and 72,247.41 is: 108,147.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,844.53 : 127,004.36 = 72,247.41 : x
  2. Step 2: Convert to fraction form
    84,844.53/127,004.36 = 72,247.41/x
  3. Step 3: Cross multiply
    84,844.53x = 127,004.36 × 72,247.41
  4. Step 4: Simplify right side
    84,844.53x = 9,175,735,707.47
  5. Step 5: Solve for x
    x = 9,175,735,707.47/84,844.53
  6. Step 6: Final answer
    x = 108,147.64

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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.