Home / 177,297.28-245,131.20-169,463.68

Finding the Fourth Proportional to 177,297.28, 245,131.20 and 169,463.68

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Solution

The fourth proportional to 177,297.28, 245,131.20 and 169,463.68 is: 234,300.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    177,297.28 : 245,131.20 = 169,463.68 : x
  2. Step 2: Convert to fraction form
    177,297.28/245,131.20 = 169,463.68/x
  3. Step 3: Cross multiply
    177,297.28x = 245,131.20 × 169,463.68
  4. Step 4: Simplify right side
    177,297.28x = 41,540,835,234.82
  5. Step 5: Solve for x
    x = 41,540,835,234.82/177,297.28
  6. Step 6: Final answer
    x = 234,300.47

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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.