Home / 175,365.56-263,195.26-91,177.40

Finding the Fourth Proportional to 175,365.56, 263,195.26 and 91,177.40

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Solution

The fourth proportional to 175,365.56, 263,195.26 and 91,177.40 is: 136,842.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    175,365.56 : 263,195.26 = 91,177.40 : x
  2. Step 2: Convert to fraction form
    175,365.56/263,195.26 = 91,177.40/x
  3. Step 3: Cross multiply
    175,365.56x = 263,195.26 × 91,177.40
  4. Step 4: Simplify right side
    175,365.56x = 23,997,459,499.12
  5. Step 5: Solve for x
    x = 23,997,459,499.12/175,365.56
  6. Step 6: Final answer
    x = 136,842.49

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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.