Home / 270,971.35-373,943.36-150,119.78

Finding the Fourth Proportional to 270,971.35, 373,943.36 and 150,119.78

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Solution

The fourth proportional to 270,971.35, 373,943.36 and 150,119.78 is: 207,166.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,971.35 : 373,943.36 = 150,119.78 : x
  2. Step 2: Convert to fraction form
    270,971.35/373,943.36 = 150,119.78/x
  3. Step 3: Cross multiply
    270,971.35x = 373,943.36 × 150,119.78
  4. Step 4: Simplify right side
    270,971.35x = 56,136,295,122.46
  5. Step 5: Solve for x
    x = 56,136,295,122.46/270,971.35
  6. Step 6: Final answer
    x = 207,166.90

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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.