Home / 356,557.48-534,273.66-131,608.36

Finding the Fourth Proportional to 356,557.48, 534,273.66 and 131,608.36

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Solution

The fourth proportional to 356,557.48, 534,273.66 and 131,608.36 is: 197,204.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,557.48 : 534,273.66 = 131,608.36 : x
  2. Step 2: Convert to fraction form
    356,557.48/534,273.66 = 131,608.36/x
  3. Step 3: Cross multiply
    356,557.48x = 534,273.66 × 131,608.36
  4. Step 4: Simplify right side
    356,557.48x = 70,314,880,183.80
  5. Step 5: Solve for x
    x = 70,314,880,183.80/356,557.48
  6. Step 6: Final answer
    x = 197,204.89

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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.