Home / 213,165.48-294,170.76-117,676.20

Finding the Fourth Proportional to 213,165.48, 294,170.76 and 117,676.20

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Solution

The fourth proportional to 213,165.48, 294,170.76 and 117,676.20 is: 162,394.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,165.48 : 294,170.76 = 117,676.20 : x
  2. Step 2: Convert to fraction form
    213,165.48/294,170.76 = 117,676.20/x
  3. Step 3: Cross multiply
    213,165.48x = 294,170.76 × 117,676.20
  4. Step 4: Simplify right side
    213,165.48x = 34,616,897,187.91
  5. Step 5: Solve for x
    x = 34,616,897,187.91/213,165.48
  6. Step 6: Final answer
    x = 162,394.48

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1.5x scale

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.