Home / 84,712.28-116,899.96-46,990.04

Finding the Fourth Proportional to 84,712.28, 116,899.96 and 46,990.04

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Solution

The fourth proportional to 84,712.28, 116,899.96 and 46,990.04 is: 64,844.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,712.28 : 116,899.96 = 46,990.04 : x
  2. Step 2: Convert to fraction form
    84,712.28/116,899.96 = 46,990.04/x
  3. Step 3: Cross multiply
    84,712.28x = 116,899.96 × 46,990.04
  4. Step 4: Simplify right side
    84,712.28x = 5,493,133,796.40
  5. Step 5: Solve for x
    x = 5,493,133,796.40/84,712.28
  6. Step 6: Final answer
    x = 64,844.60

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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.