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Finding the Fourth Proportional to 271,901.42, 375,213.53 and 151,050.30

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Solution

The fourth proportional to 271,901.42, 375,213.53 and 151,050.30 is: 208,443.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    271,901.42 : 375,213.53 = 151,050.30 : x
  2. Step 2: Convert to fraction form
    271,901.42/375,213.53 = 151,050.30/x
  3. Step 3: Cross multiply
    271,901.42x = 375,213.53 × 151,050.30
  4. Step 4: Simplify right side
    271,901.42x = 56,676,116,453.34
  5. Step 5: Solve for x
    x = 56,676,116,453.34/271,901.42
  6. Step 6: Final answer
    x = 208,443.62

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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.