Home / 79,584.25-109,841.86-45,615.51

Finding the Fourth Proportional to 79,584.25, 109,841.86 and 45,615.51

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Solution

The fourth proportional to 79,584.25, 109,841.86 and 45,615.51 is: 62,958.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,584.25 : 109,841.86 = 45,615.51 : x
  2. Step 2: Convert to fraction form
    79,584.25/109,841.86 = 45,615.51/x
  3. Step 3: Cross multiply
    79,584.25x = 109,841.86 × 45,615.51
  4. Step 4: Simplify right side
    79,584.25x = 5,010,492,028.08
  5. Step 5: Solve for x
    x = 5,010,492,028.08/79,584.25
  6. Step 6: Final answer
    x = 62,958.34

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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.