Home / 146,324.20-201,916.92-85,897.32

Finding the Fourth Proportional to 146,324.20, 201,916.92 and 85,897.32

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Solution

The fourth proportional to 146,324.20, 201,916.92 and 85,897.32 is: 118,532.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,324.20 : 201,916.92 = 85,897.32 : x
  2. Step 2: Convert to fraction form
    146,324.20/201,916.92 = 85,897.32/x
  3. Step 3: Cross multiply
    146,324.20x = 201,916.92 × 85,897.32
  4. Step 4: Simplify right side
    146,324.20x = 17,344,122,290.65
  5. Step 5: Solve for x
    x = 17,344,122,290.65/146,324.20
  6. Step 6: Final answer
    x = 118,532.15

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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.