Home / 152,953.22-211,067.91-84,974.54

Finding the Fourth Proportional to 152,953.22, 211,067.91 and 84,974.54

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Solution

The fourth proportional to 152,953.22, 211,067.91 and 84,974.54 is: 117,260.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    152,953.22 : 211,067.91 = 84,974.54 : x
  2. Step 2: Convert to fraction form
    152,953.22/211,067.91 = 84,974.54/x
  3. Step 3: Cross multiply
    152,953.22x = 211,067.91 × 84,974.54
  4. Step 4: Simplify right side
    152,953.22x = 17,935,398,561.01
  5. Step 5: Solve for x
    x = 17,935,398,561.01/152,953.22
  6. Step 6: Final answer
    x = 117,260.68

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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.