Home / 104,933.37-144,803.83-57,185.70

Finding the Fourth Proportional to 104,933.37, 144,803.83 and 57,185.70

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Solution

The fourth proportional to 104,933.37, 144,803.83 and 57,185.70 is: 78,913.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,933.37 : 144,803.83 = 57,185.70 : x
  2. Step 2: Convert to fraction form
    104,933.37/144,803.83 = 57,185.70/x
  3. Step 3: Cross multiply
    104,933.37x = 144,803.83 × 57,185.70
  4. Step 4: Simplify right side
    104,933.37x = 8,280,708,381.23
  5. Step 5: Solve for x
    x = 8,280,708,381.23/104,933.37
  6. Step 6: Final answer
    x = 78,913.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.