Home / 79,785.29-110,103.13-43,975.35

Finding the Fourth Proportional to 79,785.29, 110,103.13 and 43,975.35

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Solution

The fourth proportional to 79,785.29, 110,103.13 and 43,975.35 is: 60,685.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,785.29 : 110,103.13 = 43,975.35 : x
  2. Step 2: Convert to fraction form
    79,785.29/110,103.13 = 43,975.35/x
  3. Step 3: Cross multiply
    79,785.29x = 110,103.13 × 43,975.35
  4. Step 4: Simplify right side
    79,785.29x = 4,841,823,732.81
  5. Step 5: Solve for x
    x = 4,841,823,732.81/79,785.29
  6. Step 6: Final answer
    x = 60,685.67

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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.