Home / 255,942.48-353,010.24-187,938.12

Finding the Fourth Proportional to 255,942.48, 353,010.24 and 187,938.12

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Solution

The fourth proportional to 255,942.48, 353,010.24 and 187,938.12 is: 259,214.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    255,942.48 : 353,010.24 = 187,938.12 : x
  2. Step 2: Convert to fraction form
    255,942.48/353,010.24 = 187,938.12/x
  3. Step 3: Cross multiply
    255,942.48x = 353,010.24 × 187,938.12
  4. Step 4: Simplify right side
    255,942.48x = 66,344,080,846.35
  5. Step 5: Solve for x
    x = 66,344,080,846.35/255,942.48
  6. Step 6: Final answer
    x = 259,214.81

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1.5x scale

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.