Home / 227,372.40-313,775.64-125,401.50

Finding the Fourth Proportional to 227,372.40, 313,775.64 and 125,401.50

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Solution

The fourth proportional to 227,372.40, 313,775.64 and 125,401.50 is: 173,055.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,372.40 : 313,775.64 = 125,401.50 : x
  2. Step 2: Convert to fraction form
    227,372.40/313,775.64 = 125,401.50/x
  3. Step 3: Cross multiply
    227,372.40x = 313,775.64 × 125,401.50
  4. Step 4: Simplify right side
    227,372.40x = 39,347,935,919.46
  5. Step 5: Solve for x
    x = 39,347,935,919.46/227,372.40
  6. Step 6: Final answer
    x = 173,055.02

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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.