Home / 53,133.47-73,324.68-29,260.31

Finding the Fourth Proportional to 53,133.47, 73,324.68 and 29,260.31

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Solution

The fourth proportional to 53,133.47, 73,324.68 and 29,260.31 is: 40,379.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,133.47 : 73,324.68 = 29,260.31 : x
  2. Step 2: Convert to fraction form
    53,133.47/73,324.68 = 29,260.31/x
  3. Step 3: Cross multiply
    53,133.47x = 73,324.68 × 29,260.31
  4. Step 4: Simplify right side
    53,133.47x = 2,145,503,160.49
  5. Step 5: Solve for x
    x = 2,145,503,160.49/53,133.47
  6. Step 6: Final answer
    x = 40,379.50

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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.