Home / 246,995.28-340,849.04-139,563.05

Finding the Fourth Proportional to 246,995.28, 340,849.04 and 139,563.05

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Solution

The fourth proportional to 246,995.28, 340,849.04 and 139,563.05 is: 192,594.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,995.28 : 340,849.04 = 139,563.05 : x
  2. Step 2: Convert to fraction form
    246,995.28/340,849.04 = 139,563.05/x
  3. Step 3: Cross multiply
    246,995.28x = 340,849.04 × 139,563.05
  4. Step 4: Simplify right side
    246,995.28x = 47,569,929,209.91
  5. Step 5: Solve for x
    x = 47,569,929,209.91/246,995.28
  6. Step 6: Final answer
    x = 192,594.49

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.