Home / 175,784.45-263,226.26-121,674.12

Finding the Fourth Proportional to 175,784.45, 263,226.26 and 121,674.12

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Solution

The fourth proportional to 175,784.45, 263,226.26 and 121,674.12 is: 182,199.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,784.45 : 263,226.26 = 121,674.12 : x
  2. Step 2: Convert to fraction form
    175,784.45/263,226.26 = 121,674.12/x
  3. Step 3: Cross multiply
    175,784.45x = 263,226.26 × 121,674.12
  4. Step 4: Simplify right side
    175,784.45x = 32,027,824,400.03
  5. Step 5: Solve for x
    x = 32,027,824,400.03/175,784.45
  6. Step 6: Final answer
    x = 182,199.41

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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.