Home / 243,562.20-336,219.48-148,099.56

Finding the Fourth Proportional to 243,562.20, 336,219.48 and 148,099.56

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Solution

The fourth proportional to 243,562.20, 336,219.48 and 148,099.56 is: 204,440.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,562.20 : 336,219.48 = 148,099.56 : x
  2. Step 2: Convert to fraction form
    243,562.20/336,219.48 = 148,099.56/x
  3. Step 3: Cross multiply
    243,562.20x = 336,219.48 × 148,099.56
  4. Step 4: Simplify right side
    243,562.20x = 49,793,957,051.43
  5. Step 5: Solve for x
    x = 49,793,957,051.43/243,562.20
  6. Step 6: Final answer
    x = 204,440.41

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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.