Home / 85,218.33-127,845.95-32,627.81

Finding the Fourth Proportional to 85,218.33, 127,845.95 and 32,627.81

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Solution

The fourth proportional to 85,218.33, 127,845.95 and 32,627.81 is: 48,948.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    85,218.33 : 127,845.95 = 32,627.81 : x
  2. Step 2: Convert to fraction form
    85,218.33/127,845.95 = 32,627.81/x
  3. Step 3: Cross multiply
    85,218.33x = 127,845.95 × 32,627.81
  4. Step 4: Simplify right side
    85,218.33x = 4,171,333,522.35
  5. Step 5: Solve for x
    x = 4,171,333,522.35/85,218.33
  6. Step 6: Final answer
    x = 48,948.78

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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.