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Finding the Fourth Proportional to 271,662.77, 407,494.14 and 103,182.68

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Solution

The fourth proportional to 271,662.77, 407,494.14 and 103,182.68 is: 154,774.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,662.77 : 407,494.14 = 103,182.68 : x
  2. Step 2: Convert to fraction form
    271,662.77/407,494.14 = 103,182.68/x
  3. Step 3: Cross multiply
    271,662.77x = 407,494.14 × 103,182.68
  4. Step 4: Simplify right side
    271,662.77x = 42,046,335,412.02
  5. Step 5: Solve for x
    x = 42,046,335,412.02/271,662.77
  6. Step 6: Final answer
    x = 154,774.01

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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.