Home / 53,185.28-73,394.24-29,311.95

Finding the Fourth Proportional to 53,185.28, 73,394.24 and 29,311.95

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Solution

The fourth proportional to 53,185.28, 73,394.24 and 29,311.95 is: 40,449.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,185.28 : 73,394.24 = 29,311.95 : x
  2. Step 2: Convert to fraction form
    53,185.28/73,394.24 = 29,311.95/x
  3. Step 3: Cross multiply
    53,185.28x = 73,394.24 × 29,311.95
  4. Step 4: Simplify right side
    53,185.28x = 2,151,328,293.17
  5. Step 5: Solve for x
    x = 2,151,328,293.17/53,185.28
  6. Step 6: Final answer
    x = 40,449.69

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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.