Home / 154,135.48-231,207.96-41,815.25

Finding the Fourth Proportional to 154,135.48, 231,207.96 and 41,815.25

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Solution

The fourth proportional to 154,135.48, 231,207.96 and 41,815.25 is: 62,724.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,135.48 : 231,207.96 = 41,815.25 : x
  2. Step 2: Convert to fraction form
    154,135.48/231,207.96 = 41,815.25/x
  3. Step 3: Cross multiply
    154,135.48x = 231,207.96 × 41,815.25
  4. Step 4: Simplify right side
    154,135.48x = 9,668,018,649.39
  5. Step 5: Solve for x
    x = 9,668,018,649.39/154,135.48
  6. Step 6: Final answer
    x = 62,724.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.