Home / 146,589.13-219,511.53-122,834.20

Finding the Fourth Proportional to 146,589.13, 219,511.53 and 122,834.20

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Solution

The fourth proportional to 146,589.13, 219,511.53 and 122,834.20 is: 183,939.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,589.13 : 219,511.53 = 122,834.20 : x
  2. Step 2: Convert to fraction form
    146,589.13/219,511.53 = 122,834.20/x
  3. Step 3: Cross multiply
    146,589.13x = 219,511.53 × 122,834.20
  4. Step 4: Simplify right side
    146,589.13x = 26,963,523,178.33
  5. Step 5: Solve for x
    x = 26,963,523,178.33/146,589.13
  6. Step 6: Final answer
    x = 183,939.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.