Home / 246,615.72-340,328.97-139,185.42

Finding the Fourth Proportional to 246,615.72, 340,328.97 and 139,185.42

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Solution

The fourth proportional to 246,615.72, 340,328.97 and 139,185.42 is: 192,075.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,615.72 : 340,328.97 = 139,185.42 : x
  2. Step 2: Convert to fraction form
    246,615.72/340,328.97 = 139,185.42/x
  3. Step 3: Cross multiply
    246,615.72x = 340,328.97 × 139,185.42
  4. Step 4: Simplify right side
    246,615.72x = 47,368,830,627.62
  5. Step 5: Solve for x
    x = 47,368,830,627.62/246,615.72
  6. Step 6: Final answer
    x = 192,075.47

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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.