Home / 114,416.40-171,606.24-31,290.96

Finding the Fourth Proportional to 114,416.40, 171,606.24 and 31,290.96

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Solution

The fourth proportional to 114,416.40, 171,606.24 and 31,290.96 is: 46,931.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,416.40 : 171,606.24 = 31,290.96 : x
  2. Step 2: Convert to fraction form
    114,416.40/171,606.24 = 31,290.96/x
  3. Step 3: Cross multiply
    114,416.40x = 171,606.24 × 31,290.96
  4. Step 4: Simplify right side
    114,416.40x = 5,369,723,991.59
  5. Step 5: Solve for x
    x = 5,369,723,991.59/114,416.40
  6. Step 6: Final answer
    x = 46,931.42

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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.