Home / 53,109.33-73,290.29-29,235.48

Finding the Fourth Proportional to 53,109.33, 73,290.29 and 29,235.48

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Solution

The fourth proportional to 53,109.33, 73,290.29 and 29,235.48 is: 40,344.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,109.33 : 73,290.29 = 29,235.48 : x
  2. Step 2: Convert to fraction form
    53,109.33/73,290.29 = 29,235.48/x
  3. Step 3: Cross multiply
    53,109.33x = 73,290.29 × 29,235.48
  4. Step 4: Simplify right side
    53,109.33x = 2,142,676,661.31
  5. Step 5: Solve for x
    x = 2,142,676,661.31/53,109.33
  6. Step 6: Final answer
    x = 40,344.64

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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.