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Finding the Fourth Proportional to 271,877.62, 375,190.97 and 151,030.16

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Solution

The fourth proportional to 271,877.62, 375,190.97 and 151,030.16 is: 208,421.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,877.62 : 375,190.97 = 151,030.16 : x
  2. Step 2: Convert to fraction form
    271,877.62/375,190.97 = 151,030.16/x
  3. Step 3: Cross multiply
    271,877.62x = 375,190.97 × 151,030.16
  4. Step 4: Simplify right side
    271,877.62x = 56,665,152,229.66
  5. Step 5: Solve for x
    x = 56,665,152,229.66/271,877.62
  6. Step 6: Final answer
    x = 208,421.54

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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.