Home / 106,146.04-159,257.34-53,515.88

Finding the Fourth Proportional to 106,146.04, 159,257.34 and 53,515.88

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Solution

The fourth proportional to 106,146.04, 159,257.34 and 53,515.88 is: 80,293.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,146.04 : 159,257.34 = 53,515.88 : x
  2. Step 2: Convert to fraction form
    106,146.04/159,257.34 = 53,515.88/x
  3. Step 3: Cross multiply
    106,146.04x = 159,257.34 × 53,515.88
  4. Step 4: Simplify right side
    106,146.04x = 8,522,796,696.56
  5. Step 5: Solve for x
    x = 8,522,796,696.56/106,146.04
  6. Step 6: Final answer
    x = 80,293.12

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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.