Home / 187,057.08-280,551.87-53,904.60

Finding the Fourth Proportional to 187,057.08, 280,551.87 and 53,904.60

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Solution

The fourth proportional to 187,057.08, 280,551.87 and 53,904.60 is: 80,847.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,057.08 : 280,551.87 = 53,904.60 : x
  2. Step 2: Convert to fraction form
    187,057.08/280,551.87 = 53,904.60/x
  3. Step 3: Cross multiply
    187,057.08x = 280,551.87 × 53,904.60
  4. Step 4: Simplify right side
    187,057.08x = 15,123,036,331.60
  5. Step 5: Solve for x
    x = 15,123,036,331.60/187,057.08
  6. Step 6: Final answer
    x = 80,847.17

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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.