Home / 141,172.84-194,822.58-79,914.30

Finding the Fourth Proportional to 141,172.84, 194,822.58 and 79,914.30

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Solution

The fourth proportional to 141,172.84, 194,822.58 and 79,914.30 is: 110,284.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,172.84 : 194,822.58 = 79,914.30 : x
  2. Step 2: Convert to fraction form
    141,172.84/194,822.58 = 79,914.30/x
  3. Step 3: Cross multiply
    141,172.84x = 194,822.58 × 79,914.30
  4. Step 4: Simplify right side
    141,172.84x = 15,569,110,104.89
  5. Step 5: Solve for x
    x = 15,569,110,104.89/141,172.84
  6. Step 6: Final answer
    x = 110,284.03

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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.