Home / 159,085.32-238,622.44-40,757.80

Finding the Fourth Proportional to 159,085.32, 238,622.44 and 40,757.80

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Solution

The fourth proportional to 159,085.32, 238,622.44 and 40,757.80 is: 61,135.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,085.32 : 238,622.44 = 40,757.80 : x
  2. Step 2: Convert to fraction form
    159,085.32/238,622.44 = 40,757.80/x
  3. Step 3: Cross multiply
    159,085.32x = 238,622.44 × 40,757.80
  4. Step 4: Simplify right side
    159,085.32x = 9,725,725,685.03
  5. Step 5: Solve for x
    x = 9,725,725,685.03/159,085.32
  6. Step 6: Final answer
    x = 61,135.28

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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.