Home / 246,668.36-340,402.20-139,239.32

Finding the Fourth Proportional to 246,668.36, 340,402.20 and 139,239.32

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Solution

The fourth proportional to 246,668.36, 340,402.20 and 139,239.32 is: 192,150.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,668.36 : 340,402.20 = 139,239.32 : x
  2. Step 2: Convert to fraction form
    246,668.36/340,402.20 = 139,239.32/x
  3. Step 3: Cross multiply
    246,668.36x = 340,402.20 × 139,239.32
  4. Step 4: Simplify right side
    246,668.36x = 47,397,370,854.50
  5. Step 5: Solve for x
    x = 47,397,370,854.50/246,668.36
  6. Step 6: Final answer
    x = 192,150.18

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1.5x scale

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.