Home / 311,740.17-466,765.62-161,665.75

Finding the Fourth Proportional to 311,740.17, 466,765.62 and 161,665.75

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Solution

The fourth proportional to 311,740.17, 466,765.62 and 161,665.75 is: 242,060.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,740.17 : 466,765.62 = 161,665.75 : x
  2. Step 2: Convert to fraction form
    311,740.17/466,765.62 = 161,665.75/x
  3. Step 3: Cross multiply
    311,740.17x = 466,765.62 × 161,665.75
  4. Step 4: Simplify right side
    311,740.17x = 75,460,014,031.52
  5. Step 5: Solve for x
    x = 75,460,014,031.52/311,740.17
  6. Step 6: Final answer
    x = 242,060.60

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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.