Home / 227,147.48-313,459.29-125,182.38

Finding the Fourth Proportional to 227,147.48, 313,459.29 and 125,182.38

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Solution

The fourth proportional to 227,147.48, 313,459.29 and 125,182.38 is: 172,749.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,147.48 : 313,459.29 = 125,182.38 : x
  2. Step 2: Convert to fraction form
    227,147.48/313,459.29 = 125,182.38/x
  3. Step 3: Cross multiply
    227,147.48x = 313,459.29 × 125,182.38
  4. Step 4: Simplify right side
    227,147.48x = 39,239,579,955.31
  5. Step 5: Solve for x
    x = 39,239,579,955.31/227,147.48
  6. Step 6: Final answer
    x = 172,749.36

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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.