Home / 270,795.31-406,191.75-110,945.35

Finding the Fourth Proportional to 270,795.31, 406,191.75 and 110,945.35

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Solution

The fourth proportional to 270,795.31, 406,191.75 and 110,945.35 is: 166,417.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,795.31 : 406,191.75 = 110,945.35 : x
  2. Step 2: Convert to fraction form
    270,795.31/406,191.75 = 110,945.35/x
  3. Step 3: Cross multiply
    270,795.31x = 406,191.75 × 110,945.35
  4. Step 4: Simplify right side
    270,795.31x = 45,065,085,870.86
  5. Step 5: Solve for x
    x = 45,065,085,870.86/270,795.31
  6. Step 6: Final answer
    x = 166,417.53

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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.