Home / 154,284.45-231,381.32-65,537.25

Finding the Fourth Proportional to 154,284.45, 231,381.32 and 65,537.25

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Solution

The fourth proportional to 154,284.45, 231,381.32 and 65,537.25 is: 98,286.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,284.45 : 231,381.32 = 65,537.25 : x
  2. Step 2: Convert to fraction form
    154,284.45/231,381.32 = 65,537.25/x
  3. Step 3: Cross multiply
    154,284.45x = 231,381.32 × 65,537.25
  4. Step 4: Simplify right side
    154,284.45x = 15,164,095,086.48
  5. Step 5: Solve for x
    x = 15,164,095,086.48/154,284.45
  6. Step 6: Final answer
    x = 98,286.61

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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.