Home / 75,774.36-113,694.32-40,673.04

Finding the Fourth Proportional to 75,774.36, 113,694.32 and 40,673.04

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Solution

The fourth proportional to 75,774.36, 113,694.32 and 40,673.04 is: 61,027.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,774.36 : 113,694.32 = 40,673.04 : x
  2. Step 2: Convert to fraction form
    75,774.36/113,694.32 = 40,673.04/x
  3. Step 3: Cross multiply
    75,774.36x = 113,694.32 × 40,673.04
  4. Step 4: Simplify right side
    75,774.36x = 4,624,293,625.13
  5. Step 5: Solve for x
    x = 4,624,293,625.13/75,774.36
  6. Step 6: Final answer
    x = 61,027.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.