Home / 57,434.20-86,021.70-34,106.20

Finding the Fourth Proportional to 57,434.20, 86,021.70 and 34,106.20

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Solution

The fourth proportional to 57,434.20, 86,021.70 and 34,106.20 is: 51,082.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,434.20 : 86,021.70 = 34,106.20 : x
  2. Step 2: Convert to fraction form
    57,434.20/86,021.70 = 34,106.20/x
  3. Step 3: Cross multiply
    57,434.20x = 86,021.70 × 34,106.20
  4. Step 4: Simplify right side
    57,434.20x = 2,933,873,304.54
  5. Step 5: Solve for x
    x = 2,933,873,304.54/57,434.20
  6. Step 6: Final answer
    x = 51,082.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.