Home / 115,810.20-173,728.26-36,906.48

Finding the Fourth Proportional to 115,810.20, 173,728.26 and 36,906.48

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Solution

The fourth proportional to 115,810.20, 173,728.26 and 36,906.48 is: 55,363.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,810.20 : 173,728.26 = 36,906.48 : x
  2. Step 2: Convert to fraction form
    115,810.20/173,728.26 = 36,906.48/x
  3. Step 3: Cross multiply
    115,810.20x = 173,728.26 × 36,906.48
  4. Step 4: Simplify right side
    115,810.20x = 6,411,698,553.12
  5. Step 5: Solve for x
    x = 6,411,698,553.12/115,810.20
  6. Step 6: Final answer
    x = 55,363.85

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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.