Home / 144,006.44-216,057.02-68,137.56

Finding the Fourth Proportional to 144,006.44, 216,057.02 and 68,137.56

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Solution

The fourth proportional to 144,006.44, 216,057.02 and 68,137.56 is: 102,228.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,006.44 : 216,057.02 = 68,137.56 : x
  2. Step 2: Convert to fraction form
    144,006.44/216,057.02 = 68,137.56/x
  3. Step 3: Cross multiply
    144,006.44x = 216,057.02 × 68,137.56
  4. Step 4: Simplify right side
    144,006.44x = 14,721,597,822.98
  5. Step 5: Solve for x
    x = 14,721,597,822.98/144,006.44
  6. Step 6: Final answer
    x = 102,228.75

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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.