Home / 88,847.30-133,076.55-77,183.30

Finding the Fourth Proportional to 88,847.30, 133,076.55 and 77,183.30

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Solution

The fourth proportional to 88,847.30, 133,076.55 and 77,183.30 is: 115,606.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,847.30 : 133,076.55 = 77,183.30 : x
  2. Step 2: Convert to fraction form
    88,847.30/133,076.55 = 77,183.30/x
  3. Step 3: Cross multiply
    88,847.30x = 133,076.55 × 77,183.30
  4. Step 4: Simplify right side
    88,847.30x = 10,271,287,281.62
  5. Step 5: Solve for x
    x = 10,271,287,281.62/88,847.30
  6. Step 6: Final answer
    x = 115,606.07

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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.