Home / 51,719.94-71,372.52-29,059.02

Finding the Fourth Proportional to 51,719.94, 71,372.52 and 29,059.02

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Solution

The fourth proportional to 51,719.94, 71,372.52 and 29,059.02 is: 40,100.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,719.94 : 71,372.52 = 29,059.02 : x
  2. Step 2: Convert to fraction form
    51,719.94/71,372.52 = 29,059.02/x
  3. Step 3: Cross multiply
    51,719.94x = 71,372.52 × 29,059.02
  4. Step 4: Simplify right side
    51,719.94x = 2,074,015,486.13
  5. Step 5: Solve for x
    x = 2,074,015,486.13/51,719.94
  6. Step 6: Final answer
    x = 40,100.89

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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.