Home / 83,739.28-115,560.18-46,015.96

Finding the Fourth Proportional to 83,739.28, 115,560.18 and 46,015.96

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Solution

The fourth proportional to 83,739.28, 115,560.18 and 46,015.96 is: 63,502.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,739.28 : 115,560.18 = 46,015.96 : x
  2. Step 2: Convert to fraction form
    83,739.28/115,560.18 = 46,015.96/x
  3. Step 3: Cross multiply
    83,739.28x = 115,560.18 × 46,015.96
  4. Step 4: Simplify right side
    83,739.28x = 5,317,612,620.47
  5. Step 5: Solve for x
    x = 5,317,612,620.47/83,739.28
  6. Step 6: Final answer
    x = 63,502.01

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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.