Home / 75,814.40-104,619.16-41,823.32

Finding the Fourth Proportional to 75,814.40, 104,619.16 and 41,823.32

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Solution

The fourth proportional to 75,814.40, 104,619.16 and 41,823.32 is: 57,713.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,814.40 : 104,619.16 = 41,823.32 : x
  2. Step 2: Convert to fraction form
    75,814.40/104,619.16 = 41,823.32/x
  3. Step 3: Cross multiply
    75,814.40x = 104,619.16 × 41,823.32
  4. Step 4: Simplify right side
    75,814.40x = 4,375,520,606.81
  5. Step 5: Solve for x
    x = 4,375,520,606.81/75,814.40
  6. Step 6: Final answer
    x = 57,713.58

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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.