Home / 84,960.72-117,241.29-46,719.54

Finding the Fourth Proportional to 84,960.72, 117,241.29 and 46,719.54

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Solution

The fourth proportional to 84,960.72, 117,241.29 and 46,719.54 is: 64,470.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,960.72 : 117,241.29 = 46,719.54 : x
  2. Step 2: Convert to fraction form
    84,960.72/117,241.29 = 46,719.54/x
  3. Step 3: Cross multiply
    84,960.72x = 117,241.29 × 46,719.54
  4. Step 4: Simplify right side
    84,960.72x = 5,477,459,137.81
  5. Step 5: Solve for x
    x = 5,477,459,137.81/84,960.72
  6. Step 6: Final answer
    x = 64,470.49

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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.