Home / 174,738.10-262,143.60-99,796.90

Finding the Fourth Proportional to 174,738.10, 262,143.60 and 99,796.90

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Solution

The fourth proportional to 174,738.10, 262,143.60 and 99,796.90 is: 149,716.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    174,738.10 : 262,143.60 = 99,796.90 : x
  2. Step 2: Convert to fraction form
    174,738.10/262,143.60 = 99,796.90/x
  3. Step 3: Cross multiply
    174,738.10x = 262,143.60 × 99,796.90
  4. Step 4: Simplify right side
    174,738.10x = 26,161,118,634.84
  5. Step 5: Solve for x
    x = 26,161,118,634.84/174,738.10
  6. Step 6: Final answer
    x = 149,716.17

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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.