Home / 53,021.15-73,169.42-29,149.35

Finding the Fourth Proportional to 53,021.15, 73,169.42 and 29,149.35

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Solution

The fourth proportional to 53,021.15, 73,169.42 and 29,149.35 is: 40,226.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,021.15 : 73,169.42 = 29,149.35 : x
  2. Step 2: Convert to fraction form
    53,021.15/73,169.42 = 29,149.35/x
  3. Step 3: Cross multiply
    53,021.15x = 73,169.42 × 29,149.35
  4. Step 4: Simplify right side
    53,021.15x = 2,132,840,887.13
  5. Step 5: Solve for x
    x = 2,132,840,887.13/53,021.15
  6. Step 6: Final answer
    x = 40,226.23

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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.