Home / 84,905.83-117,171.12-46,669.56

Finding the Fourth Proportional to 84,905.83, 117,171.12 and 46,669.56

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Solution

The fourth proportional to 84,905.83, 117,171.12 and 46,669.56 is: 64,404.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,905.83 : 117,171.12 = 46,669.56 : x
  2. Step 2: Convert to fraction form
    84,905.83/117,171.12 = 46,669.56/x
  3. Step 3: Cross multiply
    84,905.83x = 117,171.12 × 46,669.56
  4. Step 4: Simplify right side
    84,905.83x = 5,468,324,615.11
  5. Step 5: Solve for x
    x = 5,468,324,615.11/84,905.83
  6. Step 6: Final answer
    x = 64,404.58

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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.