Home / 49,801.54-68,699.40-31,877.26

Finding the Fourth Proportional to 49,801.54, 68,699.40 and 31,877.26

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Solution

The fourth proportional to 49,801.54, 68,699.40 and 31,877.26 is: 43,973.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,801.54 : 68,699.40 = 31,877.26 : x
  2. Step 2: Convert to fraction form
    49,801.54/68,699.40 = 31,877.26/x
  3. Step 3: Cross multiply
    49,801.54x = 68,699.40 × 31,877.26
  4. Step 4: Simplify right side
    49,801.54x = 2,189,948,635.64
  5. Step 5: Solve for x
    x = 2,189,948,635.64/49,801.54
  6. Step 6: Final answer
    x = 43,973.51

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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.