Home / 246,909.42-340,762.65-139,486.37

Finding the Fourth Proportional to 246,909.42, 340,762.65 and 139,486.37

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Solution

The fourth proportional to 246,909.42, 340,762.65 and 139,486.37 is: 192,506.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,909.42 : 340,762.65 = 139,486.37 : x
  2. Step 2: Convert to fraction form
    246,909.42/340,762.65 = 139,486.37/x
  3. Step 3: Cross multiply
    246,909.42x = 340,762.65 × 139,486.37
  4. Step 4: Simplify right side
    246,909.42x = 47,531,744,392.59
  5. Step 5: Solve for x
    x = 47,531,744,392.59/246,909.42
  6. Step 6: Final answer
    x = 192,506.81

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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.