Home / 53,299.11-79,948.53-50,051.28

Finding the Fourth Proportional to 53,299.11, 79,948.53 and 50,051.28

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Solution

The fourth proportional to 53,299.11, 79,948.53 and 50,051.28 is: 75,076.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,299.11 : 79,948.53 = 50,051.28 : x
  2. Step 2: Convert to fraction form
    53,299.11/79,948.53 = 50,051.28/x
  3. Step 3: Cross multiply
    53,299.11x = 79,948.53 × 50,051.28
  4. Step 4: Simplify right side
    53,299.11x = 4,001,526,260.62
  5. Step 5: Solve for x
    x = 4,001,526,260.62/53,299.11
  6. Step 6: Final answer
    x = 75,076.79

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.