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Finding the Fourth Proportional to 271,804.61, 375,080.10 and 150,953.68

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Solution

The fourth proportional to 271,804.61, 375,080.10 and 150,953.68 is: 208,310.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,804.61 : 375,080.10 = 150,953.68 : x
  2. Step 2: Convert to fraction form
    271,804.61/375,080.10 = 150,953.68/x
  3. Step 3: Cross multiply
    271,804.61x = 375,080.10 × 150,953.68
  4. Step 4: Simplify right side
    271,804.61x = 56,619,721,950.08
  5. Step 5: Solve for x
    x = 56,619,721,950.08/271,804.61
  6. Step 6: Final answer
    x = 208,310.38

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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.