Home / 115,035.30-172,558.80-36,150.30

Finding the Fourth Proportional to 115,035.30, 172,558.80 and 36,150.30

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Solution

The fourth proportional to 115,035.30, 172,558.80 and 36,150.30 is: 54,227.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,035.30 : 172,558.80 = 36,150.30 : x
  2. Step 2: Convert to fraction form
    115,035.30/172,558.80 = 36,150.30/x
  3. Step 3: Cross multiply
    115,035.30x = 172,558.80 × 36,150.30
  4. Step 4: Simplify right side
    115,035.30x = 6,238,052,387.64
  5. Step 5: Solve for x
    x = 6,238,052,387.64/115,035.30
  6. Step 6: Final answer
    x = 54,227.29

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1.5x scale

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.