Home / 246,578.43-340,259.48-139,158.45

Finding the Fourth Proportional to 246,578.43, 340,259.48 and 139,158.45

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Solution

The fourth proportional to 246,578.43, 340,259.48 and 139,158.45 is: 192,028.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    246,578.43 : 340,259.48 = 139,158.45 : x
  2. Step 2: Convert to fraction form
    246,578.43/340,259.48 = 139,158.45/x
  3. Step 3: Cross multiply
    246,578.43x = 340,259.48 × 139,158.45
  4. Step 4: Simplify right side
    246,578.43x = 47,349,981,138.81
  5. Step 5: Solve for x
    x = 47,349,981,138.81/246,578.43
  6. Step 6: Final answer
    x = 192,028.07

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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.