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Finding the Fourth Proportional to 73,048.06, 100,806.34 and 39,514.06

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Solution

The fourth proportional to 73,048.06, 100,806.34 and 39,514.06 is: 54,529.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,048.06 : 100,806.34 = 39,514.06 : x
  2. Step 2: Convert to fraction form
    73,048.06/100,806.34 = 39,514.06/x
  3. Step 3: Cross multiply
    73,048.06x = 100,806.34 × 39,514.06
  4. Step 4: Simplify right side
    73,048.06x = 3,983,267,767.14
  5. Step 5: Solve for x
    x = 3,983,267,767.14/73,048.06
  6. Step 6: Final answer
    x = 54,529.41

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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.