Home / 313,182.61-432,193.19-169,942.66

Finding the Fourth Proportional to 313,182.61, 432,193.19 and 169,942.66

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Solution

The fourth proportional to 313,182.61, 432,193.19 and 169,942.66 is: 234,521.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,182.61 : 432,193.19 = 169,942.66 : x
  2. Step 2: Convert to fraction form
    313,182.61/432,193.19 = 169,942.66/x
  3. Step 3: Cross multiply
    313,182.61x = 432,193.19 × 169,942.66
  4. Step 4: Simplify right side
    313,182.61x = 73,448,059,846.18
  5. Step 5: Solve for x
    x = 73,448,059,846.18/313,182.61
  6. Step 6: Final answer
    x = 234,521.51

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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.