Home / 246,988.91-340,835.99-139,556.61

Finding the Fourth Proportional to 246,988.91, 340,835.99 and 139,556.61

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Solution

The fourth proportional to 246,988.91, 340,835.99 and 139,556.61 is: 192,583.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,988.91 : 340,835.99 = 139,556.61 : x
  2. Step 2: Convert to fraction form
    246,988.91/340,835.99 = 139,556.61/x
  3. Step 3: Cross multiply
    246,988.91x = 340,835.99 × 139,556.61
  4. Step 4: Simplify right side
    246,988.91x = 47,565,914,632.61
  5. Step 5: Solve for x
    x = 47,565,914,632.61/246,988.91
  6. Step 6: Final answer
    x = 192,583.20

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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.