Home / 75,861.93-104,689.26-41,870.37

Finding the Fourth Proportional to 75,861.93, 104,689.26 and 41,870.37

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Solution

The fourth proportional to 75,861.93, 104,689.26 and 41,870.37 is: 57,781.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,861.93 : 104,689.26 = 41,870.37 : x
  2. Step 2: Convert to fraction form
    75,861.93/104,689.26 = 41,870.37/x
  3. Step 3: Cross multiply
    75,861.93x = 104,689.26 × 41,870.37
  4. Step 4: Simplify right side
    75,861.93x = 4,383,378,051.23
  5. Step 5: Solve for x
    x = 4,383,378,051.23/75,861.93
  6. Step 6: Final answer
    x = 57,781.00

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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.