Home / 114,541.20-171,816.12-31,441.68

Finding the Fourth Proportional to 114,541.20, 171,816.12 and 31,441.68

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Solution

The fourth proportional to 114,541.20, 171,816.12 and 31,441.68 is: 47,163.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,541.20 : 171,816.12 = 31,441.68 : x
  2. Step 2: Convert to fraction form
    114,541.20/171,816.12 = 31,441.68/x
  3. Step 3: Cross multiply
    114,541.20x = 171,816.12 × 31,441.68
  4. Step 4: Simplify right side
    114,541.20x = 5,402,187,463.88
  5. Step 5: Solve for x
    x = 5,402,187,463.88/114,541.20
  6. Step 6: Final answer
    x = 47,163.71

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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.