Home / 75,939.40-104,795.28-41,483.72

Finding the Fourth Proportional to 75,939.40, 104,795.28 and 41,483.72

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Solution

The fourth proportional to 75,939.40, 104,795.28 and 41,483.72 is: 57,246.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,939.40 : 104,795.28 = 41,483.72 : x
  2. Step 2: Convert to fraction form
    75,939.40/104,795.28 = 41,483.72/x
  3. Step 3: Cross multiply
    75,939.40x = 104,795.28 × 41,483.72
  4. Step 4: Simplify right side
    75,939.40x = 4,347,297,606.65
  5. Step 5: Solve for x
    x = 4,347,297,606.65/75,939.40
  6. Step 6: Final answer
    x = 57,246.93

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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.