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Finding the Fourth Proportional to 114,476.40, 171,696.24 and 31,350.96

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Solution

The fourth proportional to 114,476.40, 171,696.24 and 31,350.96 is: 47,021.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,476.40 : 171,696.24 = 31,350.96 : x
  2. Step 2: Convert to fraction form
    114,476.40/171,696.24 = 31,350.96/x
  3. Step 3: Cross multiply
    114,476.40x = 171,696.24 × 31,350.96
  4. Step 4: Simplify right side
    114,476.40x = 5,382,841,952.39
  5. Step 5: Solve for x
    x = 5,382,841,952.39/114,476.40
  6. Step 6: Final answer
    x = 47,021.41

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1.5x scale

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.