Home / 55,317.76-82,902.46-51,774.82

Finding the Fourth Proportional to 55,317.76, 82,902.46 and 51,774.82

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Solution

The fourth proportional to 55,317.76, 82,902.46 and 51,774.82 is: 77,592.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,317.76 : 82,902.46 = 51,774.82 : x
  2. Step 2: Convert to fraction form
    55,317.76/82,902.46 = 51,774.82/x
  3. Step 3: Cross multiply
    55,317.76x = 82,902.46 × 51,774.82
  4. Step 4: Simplify right side
    55,317.76x = 4,292,259,944.06
  5. Step 5: Solve for x
    x = 4,292,259,944.06/55,317.76
  6. Step 6: Final answer
    x = 77,592.80

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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.