Home / 57,290.49-79,059.68-31,795.37

Finding the Fourth Proportional to 57,290.49, 79,059.68 and 31,795.37

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Solution

The fourth proportional to 57,290.49, 79,059.68 and 31,795.37 is: 43,876.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,290.49 : 79,059.68 = 31,795.37 : x
  2. Step 2: Convert to fraction form
    57,290.49/79,059.68 = 31,795.37/x
  3. Step 3: Cross multiply
    57,290.49x = 79,059.68 × 31,795.37
  4. Step 4: Simplify right side
    57,290.49x = 2,513,731,777.68
  5. Step 5: Solve for x
    x = 2,513,731,777.68/57,290.49
  6. Step 6: Final answer
    x = 43,876.95

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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.