Home / 115,052.80-172,579.08-36,173.92

Finding the Fourth Proportional to 115,052.80, 172,579.08 and 36,173.92

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Solution

The fourth proportional to 115,052.80, 172,579.08 and 36,173.92 is: 54,260.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,052.80 : 172,579.08 = 36,173.92 : x
  2. Step 2: Convert to fraction form
    115,052.80/172,579.08 = 36,173.92/x
  3. Step 3: Cross multiply
    115,052.80x = 172,579.08 × 36,173.92
  4. Step 4: Simplify right side
    115,052.80x = 6,242,861,833.59
  5. Step 5: Solve for x
    x = 6,242,861,833.59/115,052.80
  6. Step 6: Final answer
    x = 54,260.84

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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.