Home / 62,115.96-85,719.28-33,821.64

Finding the Fourth Proportional to 62,115.96, 85,719.28 and 33,821.64

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Solution

The fourth proportional to 62,115.96, 85,719.28 and 33,821.64 is: 46,673.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,115.96 : 85,719.28 = 33,821.64 : x
  2. Step 2: Convert to fraction form
    62,115.96/85,719.28 = 33,821.64/x
  3. Step 3: Cross multiply
    62,115.96x = 85,719.28 × 33,821.64
  4. Step 4: Simplify right side
    62,115.96x = 2,899,166,629.22
  5. Step 5: Solve for x
    x = 2,899,166,629.22/62,115.96
  6. Step 6: Final answer
    x = 46,673.46

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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.