Home / 98,204.69-147,304.11-27,131.59

Finding the Fourth Proportional to 98,204.69, 147,304.11 and 27,131.59

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Solution

The fourth proportional to 98,204.69, 147,304.11 and 27,131.59 is: 40,696.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,204.69 : 147,304.11 = 27,131.59 : x
  2. Step 2: Convert to fraction form
    98,204.69/147,304.11 = 27,131.59/x
  3. Step 3: Cross multiply
    98,204.69x = 147,304.11 × 27,131.59
  4. Step 4: Simplify right side
    98,204.69x = 3,996,593,981.31
  5. Step 5: Solve for x
    x = 3,996,593,981.31/98,204.69
  6. Step 6: Final answer
    x = 40,696.57

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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.