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Finding the Fourth Proportional to 79,804.06, 119,713.01 and 22,878.22

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Solution

The fourth proportional to 79,804.06, 119,713.01 and 22,878.22 is: 34,319.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,804.06 : 119,713.01 = 22,878.22 : x
  2. Step 2: Convert to fraction form
    79,804.06/119,713.01 = 22,878.22/x
  3. Step 3: Cross multiply
    79,804.06x = 119,713.01 × 22,878.22
  4. Step 4: Simplify right side
    79,804.06x = 2,738,820,455.10
  5. Step 5: Solve for x
    x = 2,738,820,455.10/79,804.06
  6. Step 6: Final answer
    x = 34,319.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.