Home / 158,736.90-238,140.58-53,553.54

Finding the Fourth Proportional to 158,736.90, 238,140.58 and 53,553.54

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Solution

The fourth proportional to 158,736.90, 238,140.58 and 53,553.54 is: 80,342.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,736.90 : 238,140.58 = 53,553.54 : x
  2. Step 2: Convert to fraction form
    158,736.90/238,140.58 = 53,553.54/x
  3. Step 3: Cross multiply
    158,736.90x = 238,140.58 × 53,553.54
  4. Step 4: Simplify right side
    158,736.90x = 12,753,271,076.65
  5. Step 5: Solve for x
    x = 12,753,271,076.65/158,736.90
  6. Step 6: Final answer
    x = 80,342.20

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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.