Home / 84,072.53-125,977.43-52,842.17

Finding the Fourth Proportional to 84,072.53, 125,977.43 and 52,842.17

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Solution

The fourth proportional to 84,072.53, 125,977.43 and 52,842.17 is: 79,180.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,072.53 : 125,977.43 = 52,842.17 : x
  2. Step 2: Convert to fraction form
    84,072.53/125,977.43 = 52,842.17/x
  3. Step 3: Cross multiply
    84,072.53x = 125,977.43 × 52,842.17
  4. Step 4: Simplify right side
    84,072.53x = 6,656,920,922.03
  5. Step 5: Solve for x
    x = 6,656,920,922.03/84,072.53
  6. Step 6: Final answer
    x = 79,180.69

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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.