Home / 146,080.06-201,590.67-82,423.78

Finding the Fourth Proportional to 146,080.06, 201,590.67 and 82,423.78

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Solution

The fourth proportional to 146,080.06, 201,590.67 and 82,423.78 is: 113,744.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,080.06 : 201,590.67 = 82,423.78 : x
  2. Step 2: Convert to fraction form
    146,080.06/201,590.67 = 82,423.78/x
  3. Step 3: Cross multiply
    146,080.06x = 201,590.67 × 82,423.78
  4. Step 4: Simplify right side
    146,080.06x = 16,615,864,839.25
  5. Step 5: Solve for x
    x = 16,615,864,839.25/146,080.06
  6. Step 6: Final answer
    x = 113,744.92

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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.