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Finding the Fourth Proportional to 246,333.66, 369,124.65 and 128,043.42

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Solution

The fourth proportional to 246,333.66, 369,124.65 and 128,043.42 is: 191,869.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,333.66 : 369,124.65 = 128,043.42 : x
  2. Step 2: Convert to fraction form
    246,333.66/369,124.65 = 128,043.42/x
  3. Step 3: Cross multiply
    246,333.66x = 369,124.65 × 128,043.42
  4. Step 4: Simplify right side
    246,333.66x = 47,263,982,592.30
  5. Step 5: Solve for x
    x = 47,263,982,592.30/246,333.66
  6. Step 6: Final answer
    x = 191,869.77

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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.