Home / 49,848.40-68,751.90-31,945.07

Finding the Fourth Proportional to 49,848.40, 68,751.90 and 31,945.07

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Solution

The fourth proportional to 49,848.40, 68,751.90 and 31,945.07 is: 44,059.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,848.40 : 68,751.90 = 31,945.07 : x
  2. Step 2: Convert to fraction form
    49,848.40/68,751.90 = 31,945.07/x
  3. Step 3: Cross multiply
    49,848.40x = 68,751.90 × 31,945.07
  4. Step 4: Simplify right side
    49,848.40x = 2,196,284,098.41
  5. Step 5: Solve for x
    x = 2,196,284,098.41/49,848.40
  6. Step 6: Final answer
    x = 44,059.27

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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.