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Finding the Fourth Proportional to 79,878.63, 119,797.39 and 23,705.44

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Solution

The fourth proportional to 79,878.63, 119,797.39 and 23,705.44 is: 35,552.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,878.63 : 119,797.39 = 23,705.44 : x
  2. Step 2: Convert to fraction form
    79,878.63/119,797.39 = 23,705.44/x
  3. Step 3: Cross multiply
    79,878.63x = 119,797.39 × 23,705.44
  4. Step 4: Simplify right side
    79,878.63x = 2,839,849,482.04
  5. Step 5: Solve for x
    x = 2,839,849,482.04/79,878.63
  6. Step 6: Final answer
    x = 35,552.06

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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.