Home / 204,822.80-307,234.20-152,334.80

Finding the Fourth Proportional to 204,822.80, 307,234.20 and 152,334.80

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Solution

The fourth proportional to 204,822.80, 307,234.20 and 152,334.80 is: 228,502.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    204,822.80 : 307,234.20 = 152,334.80 : x
  2. Step 2: Convert to fraction form
    204,822.80/307,234.20 = 152,334.80/x
  3. Step 3: Cross multiply
    204,822.80x = 307,234.20 × 152,334.80
  4. Step 4: Simplify right side
    204,822.80x = 46,802,460,410.16
  5. Step 5: Solve for x
    x = 46,802,460,410.16/204,822.80
  6. Step 6: Final answer
    x = 228,502.20

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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.