Home / 213,234.10-319,851.14-63,476.54

Finding the Fourth Proportional to 213,234.10, 319,851.14 and 63,476.54

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Solution

The fourth proportional to 213,234.10, 319,851.14 and 63,476.54 is: 95,214.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,234.10 : 319,851.14 = 63,476.54 : x
  2. Step 2: Convert to fraction form
    213,234.10/319,851.14 = 63,476.54/x
  3. Step 3: Cross multiply
    213,234.10x = 319,851.14 × 63,476.54
  4. Step 4: Simplify right side
    213,234.10x = 20,303,043,682.26
  5. Step 5: Solve for x
    x = 20,303,043,682.26/213,234.10
  6. Step 6: Final answer
    x = 95,214.81

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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.