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Finding the Fourth Proportional to 270,661.67, 373,487.80 and 161,744.39

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Solution

The fourth proportional to 270,661.67, 373,487.80 and 161,744.39 is: 223,192.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,661.67 : 373,487.80 = 161,744.39 : x
  2. Step 2: Convert to fraction form
    270,661.67/373,487.80 = 161,744.39/x
  3. Step 3: Cross multiply
    270,661.67x = 373,487.80 × 161,744.39
  4. Step 4: Simplify right side
    270,661.67x = 60,409,556,113.26
  5. Step 5: Solve for x
    x = 60,409,556,113.26/270,661.67
  6. Step 6: Final answer
    x = 223,192.14

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1.5x scale

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.