Home / 117,983.46-176,083.80-109,984.14

Finding the Fourth Proportional to 117,983.46, 176,083.80 and 109,984.14

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Solution

The fourth proportional to 117,983.46, 176,083.80 and 109,984.14 is: 164,145.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    117,983.46 : 176,083.80 = 109,984.14 : x
  2. Step 2: Convert to fraction form
    117,983.46/176,083.80 = 109,984.14/x
  3. Step 3: Cross multiply
    117,983.46x = 176,083.80 × 109,984.14
  4. Step 4: Simplify right side
    117,983.46x = 19,366,425,310.93
  5. Step 5: Solve for x
    x = 19,366,425,310.93/117,983.46
  6. Step 6: Final answer
    x = 164,145.26

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.