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Finding the Fourth Proportional to 272,882.46, 409,338.84 and 83,371.62

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Solution

The fourth proportional to 272,882.46, 409,338.84 and 83,371.62 is: 125,062.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,882.46 : 409,338.84 = 83,371.62 : x
  2. Step 2: Convert to fraction form
    272,882.46/409,338.84 = 83,371.62/x
  3. Step 3: Cross multiply
    272,882.46x = 409,338.84 × 83,371.62
  4. Step 4: Simplify right side
    272,882.46x = 34,127,242,219.72
  5. Step 5: Solve for x
    x = 34,127,242,219.72/272,882.46
  6. Step 6: Final answer
    x = 125,062.06

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1.5x scale

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.