Home / 113,530.26-156,676.60-63,229.26

Finding the Fourth Proportional to 113,530.26, 156,676.60 and 63,229.26

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Solution

The fourth proportional to 113,530.26, 156,676.60 and 63,229.26 is: 87,259.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,530.26 : 156,676.60 = 63,229.26 : x
  2. Step 2: Convert to fraction form
    113,530.26/156,676.60 = 63,229.26/x
  3. Step 3: Cross multiply
    113,530.26x = 156,676.60 × 63,229.26
  4. Step 4: Simplify right side
    113,530.26x = 9,906,545,477.32
  5. Step 5: Solve for x
    x = 9,906,545,477.32/113,530.26
  6. Step 6: Final answer
    x = 87,259.08

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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.