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Finding the Fourth Proportional to 225,201.18, 337,801.85 and 56,722.90

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Solution

The fourth proportional to 225,201.18, 337,801.85 and 56,722.90 is: 85,084.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    225,201.18 : 337,801.85 = 56,722.90 : x
  2. Step 2: Convert to fraction form
    225,201.18/337,801.85 = 56,722.90/x
  3. Step 3: Cross multiply
    225,201.18x = 337,801.85 × 56,722.90
  4. Step 4: Simplify right side
    225,201.18x = 19,161,100,557.37
  5. Step 5: Solve for x
    x = 19,161,100,557.37/225,201.18
  6. Step 6: Final answer
    x = 85,084.37

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1.5x scale

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.