Home / 121,389.03-182,085.27-46,512.97

Finding the Fourth Proportional to 121,389.03, 182,085.27 and 46,512.97

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Solution

The fourth proportional to 121,389.03, 182,085.27 and 46,512.97 is: 69,770.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    121,389.03 : 182,085.27 = 46,512.97 : x
  2. Step 2: Convert to fraction form
    121,389.03/182,085.27 = 46,512.97/x
  3. Step 3: Cross multiply
    121,389.03x = 182,085.27 × 46,512.97
  4. Step 4: Simplify right side
    121,389.03x = 8,469,326,071.32
  5. Step 5: Solve for x
    x = 8,469,326,071.32/121,389.03
  6. Step 6: Final answer
    x = 69,770.11

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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.