Home / 246,320.64-369,139.20-140,916.48

Finding the Fourth Proportional to 246,320.64, 369,139.20 and 140,916.48

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Solution

The fourth proportional to 246,320.64, 369,139.20 and 140,916.48 is: 211,179.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,320.64 : 369,139.20 = 140,916.48 : x
  2. Step 2: Convert to fraction form
    246,320.64/369,139.20 = 140,916.48/x
  3. Step 3: Cross multiply
    246,320.64x = 369,139.20 × 140,916.48
  4. Step 4: Simplify right side
    246,320.64x = 52,017,796,694.02
  5. Step 5: Solve for x
    x = 52,017,796,694.02/246,320.64
  6. Step 6: Final answer
    x = 211,179.20

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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.