Home / 212,824.36-319,283.26-63,076.20

Finding the Fourth Proportional to 212,824.36, 319,283.26 and 63,076.20

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Solution

The fourth proportional to 212,824.36, 319,283.26 and 63,076.20 is: 94,628.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,824.36 : 319,283.26 = 63,076.20 : x
  2. Step 2: Convert to fraction form
    212,824.36/319,283.26 = 63,076.20/x
  3. Step 3: Cross multiply
    212,824.36x = 319,283.26 × 63,076.20
  4. Step 4: Simplify right side
    212,824.36x = 20,139,174,764.41
  5. Step 5: Solve for x
    x = 20,139,174,764.41/212,824.36
  6. Step 6: Final answer
    x = 94,628.15

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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.