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Finding the Fourth Proportional to 115,753, 173,629.08 and 36,873.58

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Solution

The fourth proportional to 115,753, 173,629.08 and 36,873.58 is: 55,310.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,753 : 173,629.08 = 36,873.58 : x
  2. Step 2: Convert to fraction form
    115,753/173,629.08 = 36,873.58/x
  3. Step 3: Cross multiply
    115,753x = 173,629.08 × 36,873.58
  4. Step 4: Simplify right side
    115,753x = 6,402,325,771.71
  5. Step 5: Solve for x
    x = 6,402,325,771.71/115,753
  6. Step 6: Final answer
    x = 55,310.24

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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.