Home / 104,795.91-144,619.02-57,049.25

Finding the Fourth Proportional to 104,795.91, 144,619.02 and 57,049.25

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Solution

The fourth proportional to 104,795.91, 144,619.02 and 57,049.25 is: 78,728.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,795.91 : 144,619.02 = 57,049.25 : x
  2. Step 2: Convert to fraction form
    104,795.91/144,619.02 = 57,049.25/x
  3. Step 3: Cross multiply
    104,795.91x = 144,619.02 × 57,049.25
  4. Step 4: Simplify right side
    104,795.91x = 8,250,405,903.64
  5. Step 5: Solve for x
    x = 8,250,405,903.64/104,795.91
  6. Step 6: Final answer
    x = 78,728.32

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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.