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Finding the Fourth Proportional to 246,128.64, 369,187.66 and 68,630.92

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Solution

The fourth proportional to 246,128.64, 369,187.66 and 68,630.92 is: 102,944.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,128.64 : 369,187.66 = 68,630.92 : x
  2. Step 2: Convert to fraction form
    246,128.64/369,187.66 = 68,630.92/x
  3. Step 3: Cross multiply
    246,128.64x = 369,187.66 × 68,630.92
  4. Step 4: Simplify right side
    246,128.64x = 25,337,688,758.45
  5. Step 5: Solve for x
    x = 25,337,688,758.45/246,128.64
  6. Step 6: Final answer
    x = 102,944.90

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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.