Home / 75,764.10-104,555.16-41,773.80

Finding the Fourth Proportional to 75,764.10, 104,555.16 and 41,773.80

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Solution

The fourth proportional to 75,764.10, 104,555.16 and 41,773.80 is: 57,648.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,764.10 : 104,555.16 = 41,773.80 : x
  2. Step 2: Convert to fraction form
    75,764.10/104,555.16 = 41,773.80/x
  3. Step 3: Cross multiply
    75,764.10x = 104,555.16 × 41,773.80
  4. Step 4: Simplify right side
    75,764.10x = 4,367,666,342.81
  5. Step 5: Solve for x
    x = 4,367,666,342.81/75,764.10
  6. Step 6: Final answer
    x = 57,648.23

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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.