Home / 57,244.83-78,998.14-31,749.42

Finding the Fourth Proportional to 57,244.83, 78,998.14 and 31,749.42

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Solution

The fourth proportional to 57,244.83, 78,998.14 and 31,749.42 is: 43,814.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,244.83 : 78,998.14 = 31,749.42 : x
  2. Step 2: Convert to fraction form
    57,244.83/78,998.14 = 31,749.42/x
  3. Step 3: Cross multiply
    57,244.83x = 78,998.14 × 31,749.42
  4. Step 4: Simplify right side
    57,244.83x = 2,508,144,839.05
  5. Step 5: Solve for x
    x = 2,508,144,839.05/57,244.83
  6. Step 6: Final answer
    x = 43,814.35

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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.