Home / 75,827.26-113,648.65-53,647.03

Finding the Fourth Proportional to 75,827.26, 113,648.65 and 53,647.03

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Solution

The fourth proportional to 75,827.26, 113,648.65 and 53,647.03 is: 80,405.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,827.26 : 113,648.65 = 53,647.03 : x
  2. Step 2: Convert to fraction form
    75,827.26/113,648.65 = 53,647.03/x
  3. Step 3: Cross multiply
    75,827.26x = 113,648.65 × 53,647.03
  4. Step 4: Simplify right side
    75,827.26x = 6,096,912,536.01
  5. Step 5: Solve for x
    x = 6,096,912,536.01/75,827.26
  6. Step 6: Final answer
    x = 80,405.29

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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.