Home / 175,647.89-263,513.75-57,319.45

Finding the Fourth Proportional to 175,647.89, 263,513.75 and 57,319.45

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Solution

The fourth proportional to 175,647.89, 263,513.75 and 57,319.45 is: 85,992.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,647.89 : 263,513.75 = 57,319.45 : x
  2. Step 2: Convert to fraction form
    175,647.89/263,513.75 = 57,319.45/x
  3. Step 3: Cross multiply
    175,647.89x = 263,513.75 × 57,319.45
  4. Step 4: Simplify right side
    175,647.89x = 15,104,463,217.44
  5. Step 5: Solve for x
    x = 15,104,463,217.44/175,647.89
  6. Step 6: Final answer
    x = 85,992.85

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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.