Home / 79,467.14-109,665.81-43,169.26

Finding the Fourth Proportional to 79,467.14, 109,665.81 and 43,169.26

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Solution

The fourth proportional to 79,467.14, 109,665.81 and 43,169.26 is: 59,574.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,467.14 : 109,665.81 = 43,169.26 : x
  2. Step 2: Convert to fraction form
    79,467.14/109,665.81 = 43,169.26/x
  3. Step 3: Cross multiply
    79,467.14x = 109,665.81 × 43,169.26
  4. Step 4: Simplify right side
    79,467.14x = 4,734,191,865.00
  5. Step 5: Solve for x
    x = 4,734,191,865.00/79,467.14
  6. Step 6: Final answer
    x = 59,574.21

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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.