Home / 146,982.38-202,829.81-86,555.57

Finding the Fourth Proportional to 146,982.38, 202,829.81 and 86,555.57

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Solution

The fourth proportional to 146,982.38, 202,829.81 and 86,555.57 is: 119,443.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,982.38 : 202,829.81 = 86,555.57 : x
  2. Step 2: Convert to fraction form
    146,982.38/202,829.81 = 86,555.57/x
  3. Step 3: Cross multiply
    146,982.38x = 202,829.81 × 86,555.57
  4. Step 4: Simplify right side
    146,982.38x = 17,556,048,370.61
  5. Step 5: Solve for x
    x = 17,556,048,370.61/146,982.38
  6. Step 6: Final answer
    x = 119,443.22

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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.