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Finding the Fourth Proportional to 267,219.42, 400,866.03 and 89,777.17

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Solution

The fourth proportional to 267,219.42, 400,866.03 and 89,777.17 is: 134,678.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,219.42 : 400,866.03 = 89,777.17 : x
  2. Step 2: Convert to fraction form
    267,219.42/400,866.03 = 89,777.17/x
  3. Step 3: Cross multiply
    267,219.42x = 400,866.03 × 89,777.17
  4. Step 4: Simplify right side
    267,219.42x = 35,988,617,722.54
  5. Step 5: Solve for x
    x = 35,988,617,722.54/267,219.42
  6. Step 6: Final answer
    x = 134,678.15

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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.