Home / 57,457.82-79,301.23-33,579.83

Finding the Fourth Proportional to 57,457.82, 79,301.23 and 33,579.83

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Solution

The fourth proportional to 57,457.82, 79,301.23 and 33,579.83 is: 46,345.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,457.82 : 79,301.23 = 33,579.83 : x
  2. Step 2: Convert to fraction form
    57,457.82/79,301.23 = 33,579.83/x
  3. Step 3: Cross multiply
    57,457.82x = 79,301.23 × 33,579.83
  4. Step 4: Simplify right side
    57,457.82x = 2,662,921,936.49
  5. Step 5: Solve for x
    x = 2,662,921,936.49/57,457.82
  6. Step 6: Final answer
    x = 46,345.68

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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.