Home / 106,184.12-146,473.14-66,371

Finding the Fourth Proportional to 106,184.12, 146,473.14 and 66,371

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Solution

The fourth proportional to 106,184.12, 146,473.14 and 66,371 is: 91,553.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,184.12 : 146,473.14 = 66,371 : x
  2. Step 2: Convert to fraction form
    106,184.12/146,473.14 = 66,371/x
  3. Step 3: Cross multiply
    106,184.12x = 146,473.14 × 66,371
  4. Step 4: Simplify right side
    106,184.12x = 9,721,568,774.94
  5. Step 5: Solve for x
    x = 9,721,568,774.94/106,184.12
  6. Step 6: Final answer
    x = 91,553.89

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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.