Home / 246,587.04-340,290-139,179.60

Finding the Fourth Proportional to 246,587.04, 340,290 and 139,179.60

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Solution

The fourth proportional to 246,587.04, 340,290 and 139,179.60 is: 192,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,587.04 : 340,290 = 139,179.60 : x
  2. Step 2: Convert to fraction form
    246,587.04/340,290 = 139,179.60/x
  3. Step 3: Cross multiply
    246,587.04x = 340,290 × 139,179.60
  4. Step 4: Simplify right side
    246,587.04x = 47,361,426,084
  5. Step 5: Solve for x
    x = 47,361,426,084/246,587.04
  6. Step 6: Final answer
    x = 192,067.78

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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.