Home / 83,933.28-115,828.36-46,207.52

Finding the Fourth Proportional to 83,933.28, 115,828.36 and 46,207.52

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Solution

The fourth proportional to 83,933.28, 115,828.36 and 46,207.52 is: 63,766.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,933.28 : 115,828.36 = 46,207.52 : x
  2. Step 2: Convert to fraction form
    83,933.28/115,828.36 = 46,207.52/x
  3. Step 3: Cross multiply
    83,933.28x = 115,828.36 × 46,207.52
  4. Step 4: Simplify right side
    83,933.28x = 5,352,141,261.27
  5. Step 5: Solve for x
    x = 5,352,141,261.27/83,933.28
  6. Step 6: Final answer
    x = 63,766.62

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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.