Home / 71,054.44-98,055.03-39,223.26

Finding the Fourth Proportional to 71,054.44, 98,055.03 and 39,223.26

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Solution

The fourth proportional to 71,054.44, 98,055.03 and 39,223.26 is: 54,128.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,054.44 : 98,055.03 = 39,223.26 : x
  2. Step 2: Convert to fraction form
    71,054.44/98,055.03 = 39,223.26/x
  3. Step 3: Cross multiply
    71,054.44x = 98,055.03 × 39,223.26
  4. Step 4: Simplify right side
    71,054.44x = 3,846,038,450.79
  5. Step 5: Solve for x
    x = 3,846,038,450.79/71,054.44
  6. Step 6: Final answer
    x = 54,128.05

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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.