Home / 106,145.70-146,481.33-58,402.02

Finding the Fourth Proportional to 106,145.70, 146,481.33 and 58,402.02

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Solution

The fourth proportional to 106,145.70, 146,481.33 and 58,402.02 is: 80,594.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,145.70 : 146,481.33 = 58,402.02 : x
  2. Step 2: Convert to fraction form
    106,145.70/146,481.33 = 58,402.02/x
  3. Step 3: Cross multiply
    106,145.70x = 146,481.33 × 58,402.02
  4. Step 4: Simplify right side
    106,145.70x = 8,554,805,564.29
  5. Step 5: Solve for x
    x = 8,554,805,564.29/106,145.70
  6. Step 6: Final answer
    x = 80,594.93

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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.