Home / 59,986.20-82,779.92-33,129.03

Finding the Fourth Proportional to 59,986.20, 82,779.92 and 33,129.03

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Solution

The fourth proportional to 59,986.20, 82,779.92 and 33,129.03 is: 45,717.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    59,986.20 : 82,779.92 = 33,129.03 : x
  2. Step 2: Convert to fraction form
    59,986.20/82,779.92 = 33,129.03/x
  3. Step 3: Cross multiply
    59,986.20x = 82,779.92 × 33,129.03
  4. Step 4: Simplify right side
    59,986.20x = 2,742,418,908.44
  5. Step 5: Solve for x
    x = 2,742,418,908.44/59,986.20
  6. Step 6: Final answer
    x = 45,717.49

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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.