Home / 246,470.91-340,145.61-139,001.73

Finding the Fourth Proportional to 246,470.91, 340,145.61 and 139,001.73

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Solution

The fourth proportional to 246,470.91, 340,145.61 and 139,001.73 is: 191,831.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,470.91 : 340,145.61 = 139,001.73 : x
  2. Step 2: Convert to fraction form
    246,470.91/340,145.61 = 139,001.73/x
  3. Step 3: Cross multiply
    246,470.91x = 340,145.61 × 139,001.73
  4. Step 4: Simplify right side
    246,470.91x = 47,280,828,241.91
  5. Step 5: Solve for x
    x = 47,280,828,241.91/246,470.91
  6. Step 6: Final answer
    x = 191,831.27

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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.