Home / 72,534.48-108,801.20-51,098.97

Finding the Fourth Proportional to 72,534.48, 108,801.20 and 51,098.97

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Solution

The fourth proportional to 72,534.48, 108,801.20 and 51,098.97 is: 76,648.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,534.48 : 108,801.20 = 51,098.97 : x
  2. Step 2: Convert to fraction form
    72,534.48/108,801.20 = 51,098.97/x
  3. Step 3: Cross multiply
    72,534.48x = 108,801.20 × 51,098.97
  4. Step 4: Simplify right side
    72,534.48x = 5,559,628,999.27
  5. Step 5: Solve for x
    x = 5,559,628,999.27/72,534.48
  6. Step 6: Final answer
    x = 76,648.09

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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.