Home / 356,780.75-535,249.82-104,081.00

Finding the Fourth Proportional to 356,780.75, 535,249.82 and 104,081.00

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Solution

The fourth proportional to 356,780.75, 535,249.82 and 104,081.00 is: 156,144.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,780.75 : 535,249.82 = 104,081.00 : x
  2. Step 2: Convert to fraction form
    356,780.75/535,249.82 = 104,081.00/x
  3. Step 3: Cross multiply
    356,780.75x = 535,249.82 × 104,081.00
  4. Step 4: Simplify right side
    356,780.75x = 55,709,337,110.15
  5. Step 5: Solve for x
    x = 55,709,337,110.15/356,780.75
  6. Step 6: Final answer
    x = 156,144.46

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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.