Home / 79,712.37-110,005.89-49,514.22

Finding the Fourth Proportional to 79,712.37, 110,005.89 and 49,514.22

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Solution

The fourth proportional to 79,712.37, 110,005.89 and 49,514.22 is: 68,331.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,712.37 : 110,005.89 = 49,514.22 : x
  2. Step 2: Convert to fraction form
    79,712.37/110,005.89 = 49,514.22/x
  3. Step 3: Cross multiply
    79,712.37x = 110,005.89 × 49,514.22
  4. Step 4: Simplify right side
    79,712.37x = 5,446,855,838.76
  5. Step 5: Solve for x
    x = 5,446,855,838.76/79,712.37
  6. Step 6: Final answer
    x = 68,331.37

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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.