Home / 246,885.57-340,709.09-139,460.13

Finding the Fourth Proportional to 246,885.57, 340,709.09 and 139,460.13

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Solution

The fourth proportional to 246,885.57, 340,709.09 and 139,460.13 is: 192,458.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,885.57 : 340,709.09 = 139,460.13 : x
  2. Step 2: Convert to fraction form
    246,885.57/340,709.09 = 139,460.13/x
  3. Step 3: Cross multiply
    246,885.57x = 340,709.09 × 139,460.13
  4. Step 4: Simplify right side
    246,885.57x = 47,515,333,286.28
  5. Step 5: Solve for x
    x = 47,515,333,286.28/246,885.57
  6. Step 6: Final answer
    x = 192,458.93

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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.