Home / 212,868.77-319,304.42-63,110.37

Finding the Fourth Proportional to 212,868.77, 319,304.42 and 63,110.37

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Solution

The fourth proportional to 212,868.77, 319,304.42 and 63,110.37 is: 94,665.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    212,868.77 : 319,304.42 = 63,110.37 : x
  2. Step 2: Convert to fraction form
    212,868.77/319,304.42 = 63,110.37/x
  3. Step 3: Cross multiply
    212,868.77x = 319,304.42 × 63,110.37
  4. Step 4: Simplify right side
    212,868.77x = 20,151,419,773.28
  5. Step 5: Solve for x
    x = 20,151,419,773.28/212,868.77
  6. Step 6: Final answer
    x = 94,665.93

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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.