Home / 243,050.80-364,576.20-136,325.20

Finding the Fourth Proportional to 243,050.80, 364,576.20 and 136,325.20

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Solution

The fourth proportional to 243,050.80, 364,576.20 and 136,325.20 is: 204,487.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,050.80 : 364,576.20 = 136,325.20 : x
  2. Step 2: Convert to fraction form
    243,050.80/364,576.20 = 136,325.20/x
  3. Step 3: Cross multiply
    243,050.80x = 364,576.20 × 136,325.20
  4. Step 4: Simplify right side
    243,050.80x = 49,700,923,380.24
  5. Step 5: Solve for x
    x = 49,700,923,380.24/243,050.80
  6. Step 6: Final answer
    x = 204,487.80

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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.