Home / 71,774.05-99,043.97-41,557.22

Finding the Fourth Proportional to 71,774.05, 99,043.97 and 41,557.22

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Solution

The fourth proportional to 71,774.05, 99,043.97 and 41,557.22 is: 57,346.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,774.05 : 99,043.97 = 41,557.22 : x
  2. Step 2: Convert to fraction form
    71,774.05/99,043.97 = 41,557.22/x
  3. Step 3: Cross multiply
    71,774.05x = 99,043.97 × 41,557.22
  4. Step 4: Simplify right side
    71,774.05x = 4,115,992,090.79
  5. Step 5: Solve for x
    x = 4,115,992,090.79/71,774.05
  6. Step 6: Final answer
    x = 57,346.52

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1.5x scale

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.