Home / 53,720.51-80,504.37-39,569.26

Finding the Fourth Proportional to 53,720.51, 80,504.37 and 39,569.26

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Solution

The fourth proportional to 53,720.51, 80,504.37 and 39,569.26 is: 59,297.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,720.51 : 80,504.37 = 39,569.26 : x
  2. Step 2: Convert to fraction form
    53,720.51/80,504.37 = 39,569.26/x
  3. Step 3: Cross multiply
    53,720.51x = 80,504.37 × 39,569.26
  4. Step 4: Simplify right side
    53,720.51x = 3,185,498,047.48
  5. Step 5: Solve for x
    x = 3,185,498,047.48/53,720.51
  6. Step 6: Final answer
    x = 59,297.61

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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.