Home / 114,209.41-171,372.48-76,284.54

Finding the Fourth Proportional to 114,209.41, 171,372.48 and 76,284.54

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Solution

The fourth proportional to 114,209.41, 171,372.48 and 76,284.54 is: 114,465.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,209.41 : 171,372.48 = 76,284.54 : x
  2. Step 2: Convert to fraction form
    114,209.41/171,372.48 = 76,284.54/x
  3. Step 3: Cross multiply
    114,209.41x = 171,372.48 × 76,284.54
  4. Step 4: Simplify right side
    114,209.41x = 13,073,070,805.46
  5. Step 5: Solve for x
    x = 13,073,070,805.46/114,209.41
  6. Step 6: Final answer
    x = 114,465.79

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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.