Home / 227,014.07-313,281.53-125,039.88

Finding the Fourth Proportional to 227,014.07, 313,281.53 and 125,039.88

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Solution

The fourth proportional to 227,014.07, 313,281.53 and 125,039.88 is: 172,556.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,014.07 : 313,281.53 = 125,039.88 : x
  2. Step 2: Convert to fraction form
    227,014.07/313,281.53 = 125,039.88/x
  3. Step 3: Cross multiply
    227,014.07x = 313,281.53 × 125,039.88
  4. Step 4: Simplify right side
    227,014.07x = 39,172,684,292.22
  5. Step 5: Solve for x
    x = 39,172,684,292.22/227,014.07
  6. Step 6: Final answer
    x = 172,556.20

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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.