Home / 213,102.28-319,717.02-63,347.56

Finding the Fourth Proportional to 213,102.28, 319,717.02 and 63,347.56

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Solution

The fourth proportional to 213,102.28, 319,717.02 and 63,347.56 is: 95,040.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    213,102.28 : 319,717.02 = 63,347.56 : x
  2. Step 2: Convert to fraction form
    213,102.28/319,717.02 = 63,347.56/x
  3. Step 3: Cross multiply
    213,102.28x = 319,717.02 × 63,347.56
  4. Step 4: Simplify right side
    213,102.28x = 20,253,293,107.47
  5. Step 5: Solve for x
    x = 20,253,293,107.47/213,102.28
  6. Step 6: Final answer
    x = 95,040.25

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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.