Home / 53,083.22-73,255.19-29,209.28

Finding the Fourth Proportional to 53,083.22, 73,255.19 and 29,209.28

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Solution

The fourth proportional to 53,083.22, 73,255.19 and 29,209.28 is: 40,308.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,083.22 : 73,255.19 = 29,209.28 : x
  2. Step 2: Convert to fraction form
    53,083.22/73,255.19 = 29,209.28/x
  3. Step 3: Cross multiply
    53,083.22x = 73,255.19 × 29,209.28
  4. Step 4: Simplify right side
    53,083.22x = 2,139,730,843.84
  5. Step 5: Solve for x
    x = 2,139,730,843.84/53,083.22
  6. Step 6: Final answer
    x = 40,308.99

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1.5x scale

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.