Home / 246,664.95-340,390.41-139,244.97

Finding the Fourth Proportional to 246,664.95, 340,390.41 and 139,244.97

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Solution

The fourth proportional to 246,664.95, 340,390.41 and 139,244.97 is: 192,153.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,664.95 : 340,390.41 = 139,244.97 : x
  2. Step 2: Convert to fraction form
    246,664.95/340,390.41 = 139,244.97/x
  3. Step 3: Cross multiply
    246,664.95x = 340,390.41 × 139,244.97
  4. Step 4: Simplify right side
    246,664.95x = 47,397,652,428.74
  5. Step 5: Solve for x
    x = 47,397,652,428.74/246,664.95
  6. Step 6: Final answer
    x = 192,153.98

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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.