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Finding the Fourth Proportional to 271,949.64, 375,302.18 and 151,090.93

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Solution

The fourth proportional to 271,949.64, 375,302.18 and 151,090.93 is: 208,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,949.64 : 375,302.18 = 151,090.93 : x
  2. Step 2: Convert to fraction form
    271,949.64/375,302.18 = 151,090.93/x
  3. Step 3: Cross multiply
    271,949.64x = 375,302.18 × 151,090.93
  4. Step 4: Simplify right side
    271,949.64x = 56,704,754,947.52
  5. Step 5: Solve for x
    x = 56,704,754,947.52/271,949.64
  6. Step 6: Final answer
    x = 208,511.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.