Home / 84,016.24-115,941.51-48,211.89

Finding the Fourth Proportional to 84,016.24, 115,941.51 and 48,211.89

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Solution

The fourth proportional to 84,016.24, 115,941.51 and 48,211.89 is: 66,531.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,016.24 : 115,941.51 = 48,211.89 : x
  2. Step 2: Convert to fraction form
    84,016.24/115,941.51 = 48,211.89/x
  3. Step 3: Cross multiply
    84,016.24x = 115,941.51 × 48,211.89
  4. Step 4: Simplify right side
    84,016.24x = 5,589,759,326.55
  5. Step 5: Solve for x
    x = 5,589,759,326.55/84,016.24
  6. Step 6: Final answer
    x = 66,531.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.