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Finding the Fourth Proportional to 271,037.16, 406,482.30 and 113,232.60

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Solution

The fourth proportional to 271,037.16, 406,482.30 and 113,232.60 is: 169,818.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,037.16 : 406,482.30 = 113,232.60 : x
  2. Step 2: Convert to fraction form
    271,037.16/406,482.30 = 113,232.60/x
  3. Step 3: Cross multiply
    271,037.16x = 406,482.30 × 113,232.60
  4. Step 4: Simplify right side
    271,037.16x = 46,027,047,682.98
  5. Step 5: Solve for x
    x = 46,027,047,682.98/271,037.16
  6. Step 6: Final answer
    x = 169,818.22

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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.