Home / 84,898.24-117,152.71-49,090.57

Finding the Fourth Proportional to 84,898.24, 117,152.71 and 49,090.57

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Solution

The fourth proportional to 84,898.24, 117,152.71 and 49,090.57 is: 67,741.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,898.24 : 117,152.71 = 49,090.57 : x
  2. Step 2: Convert to fraction form
    84,898.24/117,152.71 = 49,090.57/x
  3. Step 3: Cross multiply
    84,898.24x = 117,152.71 × 49,090.57
  4. Step 4: Simplify right side
    84,898.24x = 5,751,093,310.94
  5. Step 5: Solve for x
    x = 5,751,093,310.94/84,898.24
  6. Step 6: Final answer
    x = 67,741.02

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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.