Home / 95,563.40-142,538.79-82,984.51

Finding the Fourth Proportional to 95,563.40, 142,538.79 and 82,984.51

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Solution

The fourth proportional to 95,563.40, 142,538.79 and 82,984.51 is: 123,776.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,563.40 : 142,538.79 = 82,984.51 : x
  2. Step 2: Convert to fraction form
    95,563.40/142,538.79 = 82,984.51/x
  3. Step 3: Cross multiply
    95,563.40x = 142,538.79 × 82,984.51
  4. Step 4: Simplify right side
    95,563.40x = 11,828,511,644.14
  5. Step 5: Solve for x
    x = 11,828,511,644.14/95,563.40
  6. Step 6: Final answer
    x = 123,776.59

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.