Home / 61,076.73-84,256.32-50,338.56

Finding the Fourth Proportional to 61,076.73, 84,256.32 and 50,338.56

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Solution

The fourth proportional to 61,076.73, 84,256.32 and 50,338.56 is: 69,442.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,076.73 : 84,256.32 = 50,338.56 : x
  2. Step 2: Convert to fraction form
    61,076.73/84,256.32 = 50,338.56/x
  3. Step 3: Cross multiply
    61,076.73x = 84,256.32 × 50,338.56
  4. Step 4: Simplify right side
    61,076.73x = 4,241,341,819.70
  5. Step 5: Solve for x
    x = 4,241,341,819.70/61,076.73
  6. Step 6: Final answer
    x = 69,442.84

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1.5x scale

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.