Home / 119,837.94-165,375.06-66,125.22

Finding the Fourth Proportional to 119,837.94, 165,375.06 and 66,125.22

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Solution

The fourth proportional to 119,837.94, 165,375.06 and 66,125.22 is: 91,252.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,837.94 : 165,375.06 = 66,125.22 : x
  2. Step 2: Convert to fraction form
    119,837.94/165,375.06 = 66,125.22/x
  3. Step 3: Cross multiply
    119,837.94x = 165,375.06 × 66,125.22
  4. Step 4: Simplify right side
    119,837.94x = 10,935,462,225.01
  5. Step 5: Solve for x
    x = 10,935,462,225.01/119,837.94
  6. Step 6: Final answer
    x = 91,252.09

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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.