Home / 115,271.10-172,906.65-32,165.10

Finding the Fourth Proportional to 115,271.10, 172,906.65 and 32,165.10

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Solution

The fourth proportional to 115,271.10, 172,906.65 and 32,165.10 is: 48,247.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,271.10 : 172,906.65 = 32,165.10 : x
  2. Step 2: Convert to fraction form
    115,271.10/172,906.65 = 32,165.10/x
  3. Step 3: Cross multiply
    115,271.10x = 172,906.65 × 32,165.10
  4. Step 4: Simplify right side
    115,271.10x = 5,561,559,687.92
  5. Step 5: Solve for x
    x = 5,561,559,687.92/115,271.10
  6. Step 6: Final answer
    x = 48,247.65

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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.