Home / 79,165.27-109,244.19-43,355.44

Finding the Fourth Proportional to 79,165.27, 109,244.19 and 43,355.44

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Solution

The fourth proportional to 79,165.27, 109,244.19 and 43,355.44 is: 59,828.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,165.27 : 109,244.19 = 43,355.44 : x
  2. Step 2: Convert to fraction form
    79,165.27/109,244.19 = 43,355.44/x
  3. Step 3: Cross multiply
    79,165.27x = 109,244.19 × 43,355.44
  4. Step 4: Simplify right side
    79,165.27x = 4,736,329,924.89
  5. Step 5: Solve for x
    x = 4,736,329,924.89/79,165.27
  6. Step 6: Final answer
    x = 59,828.38

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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.