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Finding the Fourth Proportional to 271,845.93, 375,155.51 and 164,435.61

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Solution

The fourth proportional to 271,845.93, 375,155.51 and 164,435.61 is: 226,926.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,845.93 : 375,155.51 = 164,435.61 : x
  2. Step 2: Convert to fraction form
    271,845.93/375,155.51 = 164,435.61/x
  3. Step 3: Cross multiply
    271,845.93x = 375,155.51 × 164,435.61
  4. Step 4: Simplify right side
    271,845.93x = 61,688,924,309.53
  5. Step 5: Solve for x
    x = 61,688,924,309.53/271,845.93
  6. Step 6: Final answer
    x = 226,926.05

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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.