Home / 102,336.33-153,504.50-31,256.09

Finding the Fourth Proportional to 102,336.33, 153,504.50 and 31,256.09

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Solution

The fourth proportional to 102,336.33, 153,504.50 and 31,256.09 is: 46,884.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,336.33 : 153,504.50 = 31,256.09 : x
  2. Step 2: Convert to fraction form
    102,336.33/153,504.50 = 31,256.09/x
  3. Step 3: Cross multiply
    102,336.33x = 153,504.50 × 31,256.09
  4. Step 4: Simplify right side
    102,336.33x = 4,797,950,694.89
  5. Step 5: Solve for x
    x = 4,797,950,694.89/102,336.33
  6. Step 6: Final answer
    x = 46,884.14

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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.