Home / 202,941.20-303,828.60-124,209.20

Finding the Fourth Proportional to 202,941.20, 303,828.60 and 124,209.20

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Solution

The fourth proportional to 202,941.20, 303,828.60 and 124,209.20 is: 185,956.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,941.20 : 303,828.60 = 124,209.20 : x
  2. Step 2: Convert to fraction form
    202,941.20/303,828.60 = 124,209.20/x
  3. Step 3: Cross multiply
    202,941.20x = 303,828.60 × 124,209.20
  4. Step 4: Simplify right side
    202,941.20x = 37,738,307,343.12
  5. Step 5: Solve for x
    x = 37,738,307,343.12/202,941.20
  6. Step 6: Final answer
    x = 185,956.86

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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.