Home / 246,664.80-369,997.20-128,566.80

Finding the Fourth Proportional to 246,664.80, 369,997.20 and 128,566.80

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Solution

The fourth proportional to 246,664.80, 369,997.20 and 128,566.80 is: 192,850.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,664.80 : 369,997.20 = 128,566.80 : x
  2. Step 2: Convert to fraction form
    246,664.80/369,997.20 = 128,566.80/x
  3. Step 3: Cross multiply
    246,664.80x = 369,997.20 × 128,566.80
  4. Step 4: Simplify right side
    246,664.80x = 47,569,356,012.96
  5. Step 5: Solve for x
    x = 47,569,356,012.96/246,664.80
  6. Step 6: Final answer
    x = 192,850.20

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1.5x scale

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.