Home / 168,056.24-231,914.60-91,575.84

Finding the Fourth Proportional to 168,056.24, 231,914.60 and 91,575.84

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Solution

The fourth proportional to 168,056.24, 231,914.60 and 91,575.84 is: 126,373.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,056.24 : 231,914.60 = 91,575.84 : x
  2. Step 2: Convert to fraction form
    168,056.24/231,914.60 = 91,575.84/x
  3. Step 3: Cross multiply
    168,056.24x = 231,914.60 × 91,575.84
  4. Step 4: Simplify right side
    168,056.24x = 21,237,773,662.52
  5. Step 5: Solve for x
    x = 21,237,773,662.52/168,056.24
  6. Step 6: Final answer
    x = 126,373.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.