Home / 79,928.97-110,304.66-43,632.57

Finding the Fourth Proportional to 79,928.97, 110,304.66 and 43,632.57

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Solution

The fourth proportional to 79,928.97, 110,304.66 and 43,632.57 is: 60,214.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,928.97 : 110,304.66 = 43,632.57 : x
  2. Step 2: Convert to fraction form
    79,928.97/110,304.66 = 43,632.57/x
  3. Step 3: Cross multiply
    79,928.97x = 110,304.66 × 43,632.57
  4. Step 4: Simplify right side
    79,928.97x = 4,812,875,798.78
  5. Step 5: Solve for x
    x = 4,812,875,798.78/79,928.97
  6. Step 6: Final answer
    x = 60,214.41

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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.