Home / 216,917.20-325,514.04-92,258

Finding the Fourth Proportional to 216,917.20, 325,514.04 and 92,258

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Solution

The fourth proportional to 216,917.20, 325,514.04 and 92,258 is: 138,445.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,917.20 : 325,514.04 = 92,258 : x
  2. Step 2: Convert to fraction form
    216,917.20/325,514.04 = 92,258/x
  3. Step 3: Cross multiply
    216,917.20x = 325,514.04 × 92,258
  4. Step 4: Simplify right side
    216,917.20x = 30,031,274,302.32
  5. Step 5: Solve for x
    x = 30,031,274,302.32/216,917.20
  6. Step 6: Final answer
    x = 138,445.80

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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.