Home / 104,933.16-144,803.54-57,185.48

Finding the Fourth Proportional to 104,933.16, 144,803.54 and 57,185.48

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Solution

The fourth proportional to 104,933.16, 144,803.54 and 57,185.48 is: 78,913.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    104,933.16 : 144,803.54 = 57,185.48 : x
  2. Step 2: Convert to fraction form
    104,933.16/144,803.54 = 57,185.48/x
  3. Step 3: Cross multiply
    104,933.16x = 144,803.54 × 57,185.48
  4. Step 4: Simplify right side
    104,933.16x = 8,280,658,930.65
  5. Step 5: Solve for x
    x = 8,280,658,930.65/104,933.16
  6. Step 6: Final answer
    x = 78,913.65

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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.