Home / 75,513.60-104,206.55-41,522.05

Finding the Fourth Proportional to 75,513.60, 104,206.55 and 41,522.05

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Solution

The fourth proportional to 75,513.60, 104,206.55 and 41,522.05 is: 57,299.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,513.60 : 104,206.55 = 41,522.05 : x
  2. Step 2: Convert to fraction form
    75,513.60/104,206.55 = 41,522.05/x
  3. Step 3: Cross multiply
    75,513.60x = 104,206.55 × 41,522.05
  4. Step 4: Simplify right side
    75,513.60x = 4,326,869,579.43
  5. Step 5: Solve for x
    x = 4,326,869,579.43/75,513.60
  6. Step 6: Final answer
    x = 57,299.21

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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.