Home / 79,786.27-110,104.14-45,330.76

Finding the Fourth Proportional to 79,786.27, 110,104.14 and 45,330.76

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Solution

The fourth proportional to 79,786.27, 110,104.14 and 45,330.76 is: 62,555.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,786.27 : 110,104.14 = 45,330.76 : x
  2. Step 2: Convert to fraction form
    79,786.27/110,104.14 = 45,330.76/x
  3. Step 3: Cross multiply
    79,786.27x = 110,104.14 × 45,330.76
  4. Step 4: Simplify right side
    79,786.27x = 4,991,104,345.35
  5. Step 5: Solve for x
    x = 4,991,104,345.35/79,786.27
  6. Step 6: Final answer
    x = 62,555.93

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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.