Home / 42,163.20-58,161.60-25,162.56

Finding the Fourth Proportional to 42,163.20, 58,161.60 and 25,162.56

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Solution

The fourth proportional to 42,163.20, 58,161.60 and 25,162.56 is: 34,710.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,163.20 : 58,161.60 = 25,162.56 : x
  2. Step 2: Convert to fraction form
    42,163.20/58,161.60 = 25,162.56/x
  3. Step 3: Cross multiply
    42,163.20x = 58,161.60 × 25,162.56
  4. Step 4: Simplify right side
    42,163.20x = 1,463,494,749.70
  5. Step 5: Solve for x
    x = 1,463,494,749.70/42,163.20
  6. Step 6: Final answer
    x = 34,710.24

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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.