Home / 106,080.05-159,097.66-31,179.82

Finding the Fourth Proportional to 106,080.05, 159,097.66 and 31,179.82

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Solution

The fourth proportional to 106,080.05, 159,097.66 and 31,179.82 is: 46,763.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,080.05 : 159,097.66 = 31,179.82 : x
  2. Step 2: Convert to fraction form
    106,080.05/159,097.66 = 31,179.82/x
  3. Step 3: Cross multiply
    106,080.05x = 159,097.66 × 31,179.82
  4. Step 4: Simplify right side
    106,080.05x = 4,960,635,925.53
  5. Step 5: Solve for x
    x = 4,960,635,925.53/106,080.05
  6. Step 6: Final answer
    x = 46,763.14

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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.