Home / 204,823.10-307,234.65-148,835.90

Finding the Fourth Proportional to 204,823.10, 307,234.65 and 148,835.90

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Solution

The fourth proportional to 204,823.10, 307,234.65 and 148,835.90 is: 223,253.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,823.10 : 307,234.65 = 148,835.90 : x
  2. Step 2: Convert to fraction form
    204,823.10/307,234.65 = 148,835.90/x
  3. Step 3: Cross multiply
    204,823.10x = 307,234.65 × 148,835.90
  4. Step 4: Simplify right side
    204,823.10x = 45,727,545,643.94
  5. Step 5: Solve for x
    x = 45,727,545,643.94/204,823.10
  6. Step 6: Final answer
    x = 223,253.85

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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.