Home / 323,064.19-445,828.53-179,821.18

Finding the Fourth Proportional to 323,064.19, 445,828.53 and 179,821.18

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Solution

The fourth proportional to 323,064.19, 445,828.53 and 179,821.18 is: 248,153.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,064.19 : 445,828.53 = 179,821.18 : x
  2. Step 2: Convert to fraction form
    323,064.19/445,828.53 = 179,821.18/x
  3. Step 3: Cross multiply
    323,064.19x = 445,828.53 × 179,821.18
  4. Step 4: Simplify right side
    323,064.19x = 80,169,412,342.27
  5. Step 5: Solve for x
    x = 80,169,412,342.27/323,064.19
  6. Step 6: Final answer
    x = 248,153.20

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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.