Home / 79,322.29-109,464.06-43,511.65

Finding the Fourth Proportional to 79,322.29, 109,464.06 and 43,511.65

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Solution

The fourth proportional to 79,322.29, 109,464.06 and 43,511.65 is: 60,045.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,322.29 : 109,464.06 = 43,511.65 : x
  2. Step 2: Convert to fraction form
    79,322.29/109,464.06 = 43,511.65/x
  3. Step 3: Cross multiply
    79,322.29x = 109,464.06 × 43,511.65
  4. Step 4: Simplify right side
    79,322.29x = 4,762,961,866.30
  5. Step 5: Solve for x
    x = 4,762,961,866.30/79,322.29
  6. Step 6: Final answer
    x = 60,045.69

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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.