Home / 203,220.66-304,775.10-113,152.72

Finding the Fourth Proportional to 203,220.66, 304,775.10 and 113,152.72

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Solution

The fourth proportional to 203,220.66, 304,775.10 and 113,152.72 is: 169,697.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,220.66 : 304,775.10 = 113,152.72 : x
  2. Step 2: Convert to fraction form
    203,220.66/304,775.10 = 113,152.72/x
  3. Step 3: Cross multiply
    203,220.66x = 304,775.10 × 113,152.72
  4. Step 4: Simplify right side
    203,220.66x = 34,486,131,553.27
  5. Step 5: Solve for x
    x = 34,486,131,553.27/203,220.66
  6. Step 6: Final answer
    x = 169,697.96

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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.