Home / 113,605.26-156,775.68-63,304.26

Finding the Fourth Proportional to 113,605.26, 156,775.68 and 63,304.26

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Solution

The fourth proportional to 113,605.26, 156,775.68 and 63,304.26 is: 87,360.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,605.26 : 156,775.68 = 63,304.26 : x
  2. Step 2: Convert to fraction form
    113,605.26/156,775.68 = 63,304.26/x
  3. Step 3: Cross multiply
    113,605.26x = 156,775.68 × 63,304.26
  4. Step 4: Simplify right side
    113,605.26x = 9,924,568,408.40
  5. Step 5: Solve for x
    x = 9,924,568,408.40/113,605.26
  6. Step 6: Final answer
    x = 87,360.11

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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.