Home / 53,542-73,786.10-39,206.22

Finding the Fourth Proportional to 53,542, 73,786.10 and 39,206.22

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Solution

The fourth proportional to 53,542, 73,786.10 and 39,206.22 is: 54,030.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,542 : 73,786.10 = 39,206.22 : x
  2. Step 2: Convert to fraction form
    53,542/73,786.10 = 39,206.22/x
  3. Step 3: Cross multiply
    53,542x = 73,786.10 × 39,206.22
  4. Step 4: Simplify right side
    53,542x = 2,892,874,069.54
  5. Step 5: Solve for x
    x = 2,892,874,069.54/53,542
  6. Step 6: Final answer
    x = 54,030.00

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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.