Home / 115,440.42-173,165.58-45,334.92

Finding the Fourth Proportional to 115,440.42, 173,165.58 and 45,334.92

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Solution

The fourth proportional to 115,440.42, 173,165.58 and 45,334.92 is: 68,004.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,440.42 : 173,165.58 = 45,334.92 : x
  2. Step 2: Convert to fraction form
    115,440.42/173,165.58 = 45,334.92/x
  3. Step 3: Cross multiply
    115,440.42x = 173,165.58 × 45,334.92
  4. Step 4: Simplify right side
    115,440.42x = 7,850,447,716.05
  5. Step 5: Solve for x
    x = 7,850,447,716.05/115,440.42
  6. Step 6: Final answer
    x = 68,004.32

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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.