Home / 227,431.10-313,856.70-125,460.20

Finding the Fourth Proportional to 227,431.10, 313,856.70 and 125,460.20

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Solution

The fourth proportional to 227,431.10, 313,856.70 and 125,460.20 is: 173,136.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,431.10 : 313,856.70 = 125,460.20 : x
  2. Step 2: Convert to fraction form
    227,431.10/313,856.70 = 125,460.20/x
  3. Step 3: Cross multiply
    227,431.10x = 313,856.70 × 125,460.20
  4. Step 4: Simplify right side
    227,431.10x = 39,376,524,353.34
  5. Step 5: Solve for x
    x = 39,376,524,353.34/227,431.10
  6. Step 6: Final answer
    x = 173,136.06

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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.