Home / 79,584.53-109,842.26-45,615.79

Finding the Fourth Proportional to 79,584.53, 109,842.26 and 45,615.79

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Solution

The fourth proportional to 79,584.53, 109,842.26 and 45,615.79 is: 62,958.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,584.53 : 109,842.26 = 45,615.79 : x
  2. Step 2: Convert to fraction form
    79,584.53/109,842.26 = 45,615.79/x
  3. Step 3: Cross multiply
    79,584.53x = 109,842.26 × 45,615.79
  4. Step 4: Simplify right side
    79,584.53x = 5,010,541,465.29
  5. Step 5: Solve for x
    x = 5,010,541,465.29/79,584.53
  6. Step 6: Final answer
    x = 62,958.74

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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.