Home / 165,787.32-248,680.98-41,128.32

Finding the Fourth Proportional to 165,787.32, 248,680.98 and 41,128.32

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Solution

The fourth proportional to 165,787.32, 248,680.98 and 41,128.32 is: 61,692.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,787.32 : 248,680.98 = 41,128.32 : x
  2. Step 2: Convert to fraction form
    165,787.32/248,680.98 = 41,128.32/x
  3. Step 3: Cross multiply
    165,787.32x = 248,680.98 × 41,128.32
  4. Step 4: Simplify right side
    165,787.32x = 10,227,830,923.35
  5. Step 5: Solve for x
    x = 10,227,830,923.35/165,787.32
  6. Step 6: Final answer
    x = 61,692.48

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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.