Home / 113,997.15-171,005.45-29,768.49

Finding the Fourth Proportional to 113,997.15, 171,005.45 and 29,768.49

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Solution

The fourth proportional to 113,997.15, 171,005.45 and 29,768.49 is: 44,655.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,997.15 : 171,005.45 = 29,768.49 : x
  2. Step 2: Convert to fraction form
    113,997.15/171,005.45 = 29,768.49/x
  3. Step 3: Cross multiply
    113,997.15x = 171,005.45 × 29,768.49
  4. Step 4: Simplify right side
    113,997.15x = 5,090,573,879.43
  5. Step 5: Solve for x
    x = 5,090,573,879.43/113,997.15
  6. Step 6: Final answer
    x = 44,655.27

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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.