Home / 114,538.56-171,766.68-39,638.38

Finding the Fourth Proportional to 114,538.56, 171,766.68 and 39,638.38

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Solution

The fourth proportional to 114,538.56, 171,766.68 and 39,638.38 is: 59,443.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,538.56 : 171,766.68 = 39,638.38 : x
  2. Step 2: Convert to fraction form
    114,538.56/171,766.68 = 39,638.38/x
  3. Step 3: Cross multiply
    114,538.56x = 171,766.68 × 39,638.38
  4. Step 4: Simplify right side
    114,538.56x = 6,808,552,933.18
  5. Step 5: Solve for x
    x = 6,808,552,933.18/114,538.56
  6. Step 6: Final answer
    x = 59,443.33

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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.