Home / 169,680.54-254,521.55-57,361.35

Finding the Fourth Proportional to 169,680.54, 254,521.55 and 57,361.35

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Solution

The fourth proportional to 169,680.54, 254,521.55 and 57,361.35 is: 86,042.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,680.54 : 254,521.55 = 57,361.35 : x
  2. Step 2: Convert to fraction form
    169,680.54/254,521.55 = 57,361.35/x
  3. Step 3: Cross multiply
    169,680.54x = 254,521.55 × 57,361.35
  4. Step 4: Simplify right side
    169,680.54x = 14,599,699,712.09
  5. Step 5: Solve for x
    x = 14,599,699,712.09/169,680.54
  6. Step 6: Final answer
    x = 86,042.28

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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.