Home / 227,579.10-340,712.55-152,783.70

Finding the Fourth Proportional to 227,579.10, 340,712.55 and 152,783.70

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Solution

The fourth proportional to 227,579.10, 340,712.55 and 152,783.70 is: 228,735.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,579.10 : 340,712.55 = 152,783.70 : x
  2. Step 2: Convert to fraction form
    227,579.10/340,712.55 = 152,783.70/x
  3. Step 3: Cross multiply
    227,579.10x = 340,712.55 × 152,783.70
  4. Step 4: Simplify right side
    227,579.10x = 52,055,324,025.44
  5. Step 5: Solve for x
    x = 52,055,324,025.44/227,579.10
  6. Step 6: Final answer
    x = 228,735.08

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.